101142402 has 32 divisors (see below), whose sum is σ = 210124800. Its totient is φ = 32432208.

The previous prime is 101142397. The next prime is 101142439. The reversal of 101142402 is 204241101.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13599 + ... + 19677.

It is an arithmetic number, because the mean of its divisors is an integer number (6566400).

Almost surely, 2^101142402 is an apocalyptic number.

101142402 is an abundant number, since it is smaller than the sum of its proper divisors (108982398).

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

101142402 is a wasteful number, since it uses less digits than its factorization.

101142402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6190.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 101142402 is about 10056.9578899387. The cubic root of 101142402 is about 465.9197151502.

Adding to 101142402 its reverse (204241101), we get a palindrome (305383503).

The spelling of 101142402 in words is "one hundred one million, one hundred forty-two thousand, four hundred two".