211122000120 has 32 divisors (see below), whose sum is σ = 633366000720. Its totient is φ = 56299200000.

The previous prime is 211122000113. The next prime is 211122000149. The reversal of 211122000120 is 21000221112.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 211122000096 and 211122000105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 879674881 + ... + 879675120.

Almost surely, 2^211122000120 is an apocalyptic number.

211122000120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211122000120 is an abundant number, since it is smaller than the sum of its proper divisors (422244000600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211122000120 is a wasteful number, since it uses less digits than its factorization.

211122000120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1759350015 (or 1759350011 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 211122000120 its reverse (21000221112), we get a palindrome (232122221232).

The spelling of 211122000120 in words is "two hundred eleven billion, one hundred twenty-two million, one hundred twenty", and thus it is an aban number.