101252520412 has 12 divisors (see below), whose sum is σ = 177195351256. Its totient is φ = 50625277200.

The previous prime is 101252520377. The next prime is 101252520419. The reversal of 101252520412 is 214025252101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101252520419) 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, 17287 + ... + 450337.

Almost surely, 2^101252520412 is an apocalyptic number.

It is an amenable number.

101252520412 is a deficient number, since it is larger than the sum of its proper divisors (75942830844).

101252520412 is a wasteful number, since it uses less digits than its factorization.

101252520412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 491508 (or 491506 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 25.

Adding to 101252520412 its reverse (214025252101), we get a palindrome (315277772513).

The spelling of 101252520412 in words is "one hundred one billion, two hundred fifty-two million, five hundred twenty thousand, four hundred twelve".