2112211121202 has 96 divisors (see below), whose sum is σ = 5808729548160. Its totient is φ = 557066652480.

The previous prime is 2112211121173. The next prime is 2112211121263. The reversal of 2112211121202 is 2021211122112.

2112211121202 is a `hidden beast` number, since 211 + 221 + 11 + 21 + 202 = 666.

It is a super-2 number, since 2×2112211121202² (a number of 25 digits) contains 22 as substring.

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

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, 16468249 + ... + 16596012.

It is an arithmetic number, because the mean of its divisors is an integer number (60507599460).

Almost surely, 2^{2112211121202} is an apocalyptic number.

2112211121202 is an abundant number, since it is smaller than the sum of its proper divisors (3696518426958).

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

2112211121202 is a wasteful number, since it uses less digits than its factorization.

2112211121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33064305 (or 33064286 counting only the distinct ones).

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

Adding to 2112211121202 its reverse (2021211122112), we get a palindrome (4133422243314).

The spelling of 2112211121202 in words is "two trillion, one hundred twelve billion, two hundred eleven million, one hundred twenty-one thousand, two hundred two".