2122221003131 has 16 divisors (see below), whose sum is σ = 2266344309504. Its totient is φ = 1982433477024.

The previous prime is 2122221003083. The next prime is 2122221003151. The reversal of 2122221003131 is 1313001222212.

It is a cyclic number.

It is not a de Polignac number, because 2122221003131 - 2²² = 2122216808827 is a prime.

It is a super-2 number, since 2×2122221003131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2122221003151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6311105 + ... + 6638861.

It is an arithmetic number, because the mean of its divisors is an integer number (141646519344).

Almost surely, 2^{2122221003131} is an apocalyptic number.

2122221003131 is a deficient number, since it is larger than the sum of its proper divisors (144123306373).

2122221003131 is a wasteful number, since it uses less digits than its factorization.

2122221003131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334370.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2122221003131 its reverse (1313001222212), we get a palindrome (3435222225343).

The spelling of 2122221003131 in words is "two trillion, one hundred twenty-two billion, two hundred twenty-one million, three thousand, one hundred thirty-one".