102012121022211 has 12 divisors (see below), whose sum is σ = 155106148922920. Its totient is φ = 64428708013920.

The previous prime is 102012121022177. The next prime is 102012121022269. The reversal of 102012121022211 is 112220121210201.

102012121022211 is a `hidden beast` number, since 1 + 0 + 201 + 21 + 210 + 22 + 211 = 666.

It is not a de Polignac number, because 102012121022211 - 2³⁵ = 101977761283843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102012121022011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 298281055450 + ... + 298281055791.

Almost surely, 2^{102012121022211} is an apocalyptic number.

102012121022211 is a deficient number, since it is larger than the sum of its proper divisors (53094027900709).

102012121022211 is a wasteful number, since it uses less digits than its factorization.

102012121022211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596562111266 (or 596562111263 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 102012121022211 its reverse (112220121210201), we get a palindrome (214232242232412).

The spelling of 102012121022211 in words is "one hundred two trillion, twelve billion, one hundred twenty-one million, twenty-two thousand, two hundred eleven".