2202100021122 has 32 divisors (see below), whose sum is σ = 4464997235520. Its totient is φ = 723902572800.

The previous prime is 2202100021111. The next prime is 2202100021127. The reversal of 2202100021122 is 2211200012022.

It is a super-2 number, since 2×2202100021122² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2202100021127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4021497 + ... + 4536147.

It is an arithmetic number, because the mean of its divisors is an integer number (139531163610).

Almost surely, 2^{2202100021122} is an apocalyptic number.

2202100021122 is an abundant number, since it is smaller than the sum of its proper divisors (2262897214398).

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

2202100021122 is a wasteful number, since it uses less digits than its factorization.

2202100021122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 524498.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2202100021122 its reverse (2211200012022), we get a palindrome (4413300033144).

The spelling of 2202100021122 in words is "two trillion, two hundred two billion, one hundred million, twenty-one thousand, one hundred twenty-two".