102520025201 has 4 divisors (see below), whose sum is σ = 111840027504. Its totient is φ = 93200022900.

The previous prime is 102520025137. The next prime is 102520025203.

It is a happy number.

102520025201 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 102520025201 - 2⁶ = 102520025137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102520025203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4660001135 + ... + 4660001156.

It is an arithmetic number, because the mean of its divisors is an integer number (27960006876).

Almost surely, 2^102520025201 is an apocalyptic number.

102520025201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

102520025201 is a deficient number, since it is larger than the sum of its proper divisors (9320002303).

102520025201 is an equidigital number, since it uses as much as digits as its factorization.

102520025201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9320002302.

The product of its (nonzero) digits is 400, while the sum is 20.

The spelling of 102520025201 in words is "one hundred two billion, five hundred twenty million, twenty-five thousand, two hundred one".