122320377541 has 4 divisors (see below), whose sum is σ = 122485008672. Its totient is φ = 122155746412.

The previous prime is 122320377539. The next prime is 122320377589. The reversal of 122320377541 is 145773023221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 122320377541 - 2¹ = 122320377539 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122320377541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122320377841) 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, 82314451 + ... + 82315936.

It is an arithmetic number, because the mean of its divisors is an integer number (30621252168).

Almost surely, 2^122320377541 is an apocalyptic number.

It is an amenable number.

122320377541 is a deficient number, since it is larger than the sum of its proper divisors (164631131).

122320377541 is an equidigital number, since it uses as much as digits as its factorization.

122320377541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164631130.

The product of its (nonzero) digits is 70560, while the sum is 37.

The spelling of 122320377541 in words is "one hundred twenty-two billion, three hundred twenty million, three hundred seventy-seven thousand, five hundred forty-one".