100142334 has 24 divisors (see below), whose sum is σ = 221071032. Its totient is φ = 32750640.

The previous prime is 100142327. The next prime is 100142347. The reversal of 100142334 is 433241001.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51532 + ... + 53439.

It is an arithmetic number, because the mean of its divisors is an integer number (9211293).

Almost surely, 2^100142334 is an apocalyptic number.

100142334 is an abundant number, since it is smaller than the sum of its proper divisors (120928698).

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

100142334 is a wasteful number, since it uses less digits than its factorization.

100142334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105032 (or 105029 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 100142334 is about 10007.1141694297. The cubic root of 100142334 is about 464.3789975968.

Adding to 100142334 its reverse (433241001), we get a palindrome (533383335).

The spelling of 100142334 in words is "one hundred million, one hundred forty-two thousand, three hundred thirty-four".