201012112121022 has 96 divisors (see below), whose sum is σ = 447267053076480. Its totient is φ = 65217902742720.

The previous prime is 201012112121011. The next prime is 201012112121083. The reversal of 201012112121022 is 220121211210102.

201012112121022 is a `hidden beast` number, since 201 + 0 + 1 + 211 + 21 + 210 + 22 = 666.

201012112121022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 201012112120986 and 201012112121004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2226717747 + ... + 2226808017.

It is an arithmetic number, because the mean of its divisors is an integer number (4659031802880).

Almost surely, 2^{201012112121022} is an apocalyptic number.

201012112121022 is an abundant number, since it is smaller than the sum of its proper divisors (246254940955458).

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

201012112121022 is a wasteful number, since it uses less digits than its factorization.

201012112121022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108838 (or 108835 counting only the distinct ones).

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

Adding to 201012112121022 its reverse (220121211210102), we get a palindrome (421133323331124).

The spelling of 201012112121022 in words is "two hundred one trillion, twelve billion, one hundred twelve million, one hundred twenty-one thousand, twenty-two".