22016420652131 has 4 divisors (see below), whose sum is σ = 22775607571200. Its totient is φ = 21257233733064.

The previous prime is 22016420652113. The next prime is 22016420652133. The reversal of 22016420652131 is 13125602461022.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22016420652131 - 2¹⁰ = 22016420651107 is a prime.

It is a super-2 number, since 2×22016420652131² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22016420652091 and 22016420652100.

It is not an unprimeable number, because it can be changed into a prime (22016420652133) 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 3 ways as a sum of consecutive naturals, for example, 379593459491 + ... + 379593459548.

It is an arithmetic number, because the mean of its divisors is an integer number (5693901892800).

Almost surely, 2^{22016420652131} is an apocalyptic number.

22016420652131 is a deficient number, since it is larger than the sum of its proper divisors (759186919069).

22016420652131 is an equidigital number, since it uses as much as digits as its factorization.

22016420652131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 759186919068.

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 22016420652131 in words is "twenty-two trillion, sixteen billion, four hundred twenty million, six hundred fifty-two thousand, one hundred thirty-one".