100520031505142 has 16 divisors (see below), whose sum is σ = 151625686905600. Its totient is φ = 49978429040232.

The previous prime is 100520031505141. The next prime is 100520031505171. The reversal of 100520031505142 is 241505130025001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100520031505141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72605858 + ... + 73977365.

It is an arithmetic number, because the mean of its divisors is an integer number (9476605431600).

Almost surely, 2^{100520031505142} is an apocalyptic number.

100520031505142 is a deficient number, since it is larger than the sum of its proper divisors (51105655400458).

100520031505142 is a wasteful number, since it uses less digits than its factorization.

100520031505142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146585147.

The product of its (nonzero) digits is 6000, while the sum is 29.

The spelling of 100520031505142 in words is "one hundred trillion, five hundred twenty billion, thirty-one million, five hundred five thousand, one hundred forty-two".