102042050243025 has 48 divisors (see below), whose sum is σ = 170041629083648. Its totient is φ = 53992733760000.

The previous prime is 102042050242999. The next prime is 102042050243083. The reversal of 102042050243025 is 520342050240201.

It is not a de Polignac number, because 102042050243025 - 2²² = 102042046048721 is a prime.

It is a super-2 number, since 2×102042050243025² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102042050242983 and 102042050243001.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 605143725 + ... + 605312325.

Almost surely, 2^{102042050243025} is an apocalyptic number.

102042050243025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

102042050243025 is a deficient number, since it is larger than the sum of its proper divisors (67999578840623).

102042050243025 is a wasteful number, since it uses less digits than its factorization.

102042050243025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232282 (or 232277 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The spelling of 102042050243025 in words is "one hundred two trillion, forty-two billion, fifty million, two hundred forty-three thousand, twenty-five".