2102050523542 has 8 divisors (see below), whose sum is σ = 3197485303632. Its totient is φ = 1036222089000.

The previous prime is 2102050523513. The next prime is 2102050523579. The reversal of 2102050523542 is 2453250502012.

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

It is a congruent number.

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, 7401586209 + ... + 7401586492.

It is an arithmetic number, because the mean of its divisors is an integer number (399685662954).

Almost surely, 2^{2102050523542} is an apocalyptic number.

2102050523542 is a deficient number, since it is larger than the sum of its proper divisors (1095434780090).

2102050523542 is a wasteful number, since it uses less digits than its factorization.

2102050523542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14803172774.

The product of its (nonzero) digits is 24000, while the sum is 31.

The spelling of 2102050523542 in words is "two trillion, one hundred two billion, fifty million, five hundred twenty-three thousand, five hundred forty-two".