10021122211112 has 8 divisors (see below), whose sum is σ = 18789604145850. Its totient is φ = 5010561105552.

The previous prime is 10021122211049. The next prime is 10021122211127. The reversal of 10021122211112 is 21111222112001.

It can be written as a sum of positive squares in only one way, i.e., 5182151756356 + 4838970454756 = 2276434^2 + 2199766^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626320138187 + ... + 626320138202.

Almost surely, 2^{10021122211112} is an apocalyptic number.

It is an amenable number.

10021122211112 is a deficient number, since it is larger than the sum of its proper divisors (8768481934738).

10021122211112 is a wasteful number, since it uses less digits than its factorization.

10021122211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252640276395 (or 1252640276391 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 10021122211112 its reverse (21111222112001), we get a palindrome (31132344323113).

The spelling of 10021122211112 in words is "ten trillion, twenty-one billion, one hundred twenty-two million, two hundred eleven thousand, one hundred twelve".