101145251521042 has 8 divisors (see below), whose sum is σ = 153190866381696. Its totient is φ = 50081629393812.

The previous prime is 101145251521033. The next prime is 101145251521103. The reversal of 101145251521042 is 240125152541101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 101145251520989 and 101145251521007.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245498183098 + ... + 245498183509.

It is an arithmetic number, because the mean of its divisors is an integer number (19148858297712).

Almost surely, 2^{101145251521042} is an apocalyptic number.

101145251521042 is a deficient number, since it is larger than the sum of its proper divisors (52045614860654).

101145251521042 is a wasteful number, since it uses less digits than its factorization.

101145251521042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 490996366712.

The product of its (nonzero) digits is 16000, while the sum is 34.

The spelling of 101145251521042 in words is "one hundred one trillion, one hundred forty-five billion, two hundred fifty-one million, five hundred twenty-one thousand, forty-two".