100120211012 has 6 divisors (see below), whose sum is σ = 175210369278. Its totient is φ = 50060105504.

The previous prime is 100120210987. The next prime is 100120211021. The reversal of 100120211012 is 210112021001.

100120211012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 85618271236 + 14501939776 = 292606^2 + 120424^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100120210984 and 100120211002.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12515026373 + ... + 12515026380.

It is an arithmetic number, because the mean of its divisors is an integer number (29201728213).

Almost surely, 2^100120211012 is an apocalyptic number.

It is an amenable number.

100120211012 is a deficient number, since it is larger than the sum of its proper divisors (75090158266).

100120211012 is a wasteful number, since it uses less digits than its factorization.

100120211012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25030052757 (or 25030052755 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100120211012 its reverse (210112021001), we get a palindrome (310232232013).

The spelling of 100120211012 in words is "one hundred billion, one hundred twenty million, two hundred eleven thousand, twelve".