122027723131 has 4 divisors (see below), whose sum is σ = 122030464600. Its totient is φ = 122024981664.

The previous prime is 122027723123. The next prime is 122027723197. The reversal of 122027723131 is 131327720221.

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 122027723131 - 2³ = 122027723123 is a prime.

It is a super-2 number, since 2×122027723131² (a number of 23 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 = 122027723093 and 122027723102.

It is not an unprimeable number, because it can be changed into a prime (122027723101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1302846 + ... + 1393363.

It is an arithmetic number, because the mean of its divisors is an integer number (30507616150).

Almost surely, 2^122027723131 is an apocalyptic number.

122027723131 is a deficient number, since it is larger than the sum of its proper divisors (2741469).

122027723131 is an equidigital number, since it uses as much as digits as its factorization.

122027723131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2741468.

The product of its (nonzero) digits is 7056, while the sum is 31.

The spelling of 122027723131 in words is "one hundred twenty-two billion, twenty-seven million, seven hundred twenty-three thousand, one hundred thirty-one".