210032042142 has 64 divisors (see below), whose sum is σ = 454885272576. Its totient is φ = 64267378560.

The previous prime is 210032042117. The next prime is 210032042147. The reversal of 210032042142 is 241240230012.

It is a super-2 number, since 2×210032042142² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210032042147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23909083 + ... + 23917865.

It is an arithmetic number, because the mean of its divisors is an integer number (7107582384).

Almost surely, 2^210032042142 is an apocalyptic number.

210032042142 is an abundant number, since it is smaller than the sum of its proper divisors (244853230434).

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

210032042142 is a wasteful number, since it uses less digits than its factorization.

210032042142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10465.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 210032042142 its reverse (241240230012), we get a palindrome (451272272154).

The spelling of 210032042142 in words is "two hundred ten billion, thirty-two million, forty-two thousand, one hundred forty-two".