202222010111121 has 576 divisors, whose sum is σ = 425822099189760. Its totient is φ = 89231962659840.

The previous prime is 202222010111119. The next prime is 202222010111153. The reversal of 202222010111121 is 121111010222202.

202222010111121 is a `hidden beast` number, since 202 + 2 + 220 + 10 + 111 + 121 = 666.

It is not a de Polignac number, because 202222010111121 - 2¹ = 202222010111119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202222010111094 and 202222010111103.

It is not an unprimeable number, because it can be changed into a prime (202222010111921) by changing a digit.

It is a polite number, since it can be written in 575 ways as a sum of consecutive naturals, for example, 100959564706 + ... + 100959566708.

It is an arithmetic number, because the mean of its divisors is an integer number (739274477760).

Almost surely, 2^{202222010111121} is an apocalyptic number.

202222010111121 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

202222010111121 is an abundant number, since it is smaller than the sum of its proper divisors (223600089078639).

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

202222010111121 is a wasteful number, since it uses less digits than its factorization.

202222010111121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2954 (or 2932 counting only the distinct ones).

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

Adding to 202222010111121 its reverse (121111010222202), we get a palindrome (323333020333323).

The spelling of 202222010111121 in words is "two hundred two trillion, two hundred twenty-two billion, ten million, one hundred eleven thousand, one hundred twenty-one".