1342031100 has 72 divisors (see below), whose sum is σ = 3910999680. Its totient is φ = 355289280.

The previous prime is 1342031099. The next prime is 1342031113. The reversal of 1342031100 is 11302431.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1342031100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25609 + ... + 57791.

It is an arithmetic number, because the mean of its divisors is an integer number (54319440).

Almost surely, 2^1342031100 is an apocalyptic number.

1342031100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1342031100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1955499840).

1342031100 is an abundant number, since it is smaller than the sum of its proper divisors (2568968580).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1342031100 is a wasteful number, since it uses less digits than its factorization.

1342031100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32339 (or 32332 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1342031100 is about 36633.7426425420. The cubic root of 1342031100 is about 1103.0305137528.

Adding to 1342031100 its reverse (11302431), we get a palindrome (1353333531).

The spelling of 1342031100 in words is "one billion, three hundred forty-two million, thirty-one thousand, one hundred".