20102001012232 has 8 divisors (see below), whose sum is σ = 37691251897950. Its totient is φ = 10051000506112.

The previous prime is 20102001012229. The next prime is 20102001012319. The reversal of 20102001012232 is 23221010020102.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 18176528399236 + 1925472612996 = 4263394^2 + 1387614^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×20102001012232² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1256375063257 + ... + 1256375063272.

Almost surely, 2^{20102001012232} is an apocalyptic number.

It is an amenable number.

20102001012232 is a deficient number, since it is larger than the sum of its proper divisors (17589250885718).

20102001012232 is a wasteful number, since it uses less digits than its factorization.

20102001012232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2512750126535 (or 2512750126531 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 20102001012232 its reverse (23221010020102), we get a palindrome (43323011032334).

The spelling of 20102001012232 in words is "twenty trillion, one hundred two billion, one million, twelve thousand, two hundred thirty-two".