2012111201022 has 48 divisors (see below), whose sum is σ = 4383683660160. Its totient is φ = 615403834656.

The previous prime is 2012111200993. The next prime is 2012111201029. The reversal of 2012111201022 is 2201021112102.

It is a junction number, because it is equal to n+sod(n) for n = 2012111200992 and 2012111201010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012111201029) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5771772 + ... + 6110447.

It is an arithmetic number, because the mean of its divisors is an integer number (91326742920).

Almost surely, 2^{2012111201022} is an apocalyptic number.

2012111201022 is an abundant number, since it is smaller than the sum of its proper divisors (2371572459138).

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

2012111201022 is a wasteful number, since it uses less digits than its factorization.

2012111201022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11882417 (or 11882404 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 2012111201022 its reverse (2201021112102), we get a palindrome (4213132313124).

The spelling of 2012111201022 in words is "two trillion, twelve billion, one hundred eleven million, two hundred one thousand, twenty-two".