9920011222131 has 8 divisors (see below), whose sum is σ = 13281564126864. Its totient is φ = 6585899566080.

The previous prime is 9920011222117. The next prime is 9920011222201. The reversal of 9920011222131 is 1312221100299.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 9920011222131 - 2¹⁷ = 9920011091059 is a prime.

It is a super-2 number, since 2×9920011222131² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 9920011222092 and 9920011222101.

It is not an unprimeable number, because it can be changed into a prime (9920011292131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6860311326 + ... + 6860312771.

It is an arithmetic number, because the mean of its divisors is an integer number (1660195515858).

Almost surely, 2^{9920011222131} is an apocalyptic number.

9920011222131 is a deficient number, since it is larger than the sum of its proper divisors (3361552904733).

9920011222131 is a wasteful number, since it uses less digits than its factorization.

9920011222131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13720624341.

The product of its (nonzero) digits is 3888, while the sum is 33.

The spelling of 9920011222131 in words is "nine trillion, nine hundred twenty billion, eleven million, two hundred twenty-two thousand, one hundred thirty-one".