20100322133012 has 12 divisors (see below), whose sum is σ = 38373342254016. Its totient is φ = 9136510060440.

The previous prime is 20100322132999. The next prime is 20100322133027. The reversal of 20100322133012 is 21033122300102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228412751468 + ... + 228412751555.

It is an arithmetic number, because the mean of its divisors is an integer number (3197778521168).

Almost surely, 2^{20100322133012} is an apocalyptic number.

20100322133012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

20100322133012 is a deficient number, since it is larger than the sum of its proper divisors (18273020121004).

20100322133012 is a wasteful number, since it uses less digits than its factorization.

20100322133012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456825503038 (or 456825503036 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 20100322133012 its reverse (21033122300102), we get a palindrome (41133444433114).

The spelling of 20100322133012 in words is "twenty trillion, one hundred billion, three hundred twenty-two million, one hundred thirty-three thousand, twelve".