101625250601 has 4 divisors (see below), whose sum is σ = 116143143552. Its totient is φ = 87107357652.

The previous prime is 101625250567. The next prime is 101625250631. The reversal of 101625250601 is 106052526101.

It is a happy number.

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 de Polignac number, because none of the positive numbers 2^k-101625250601 is a prime.

It is a super-2 number, since 2×101625250601² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101625250631) 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, 7258946465 + ... + 7258946478.

It is an arithmetic number, because the mean of its divisors is an integer number (29035785888).

Almost surely, 2^101625250601 is an apocalyptic number.

It is an amenable number.

101625250601 is a deficient number, since it is larger than the sum of its proper divisors (14517892951).

101625250601 is an equidigital number, since it uses as much as digits as its factorization.

101625250601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14517892950.

The product of its (nonzero) digits is 3600, while the sum is 29.

Adding to 101625250601 its reverse (106052526101), we get a palindrome (207677776702).

The spelling of 101625250601 in words is "one hundred one billion, six hundred twenty-five million, two hundred fifty thousand, six hundred one".