1142212300 has 36 divisors (see below), whose sum is σ = 2481672760. Its totient is φ = 456318720.

The previous prime is 1142212261. The next prime is 1142212301. The reversal of 1142212300 is 32122411.

It is not an unprimeable number, because it can be changed into a prime (1142212301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79252 + ... + 92548.

Almost surely, 2^1142212300 is an apocalyptic number.

1142212300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1142212300 is an abundant number, since it is smaller than the sum of its proper divisors (1339460460).

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

1142212300 is a wasteful number, since it uses less digits than its factorization.

1142212300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14170 (or 14163 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1142212300 is about 33796.6314889517. The cubic root of 1142212300 is about 1045.3192403915.

Adding to 1142212300 its reverse (32122411), we get a palindrome (1174334711).

The spelling of 1142212300 in words is "one billion, one hundred forty-two million, two hundred twelve thousand, three hundred".