122123010032321 has 4 divisors (see below), whose sum is σ = 122123103187332. Its totient is φ = 122122916877312.

The previous prime is 122123010032297. The next prime is 122123010032339. The reversal of 122123010032321 is 123230010321221.

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

It can be written as a sum of positive squares in 2 ways, for example, as 47749634032321 + 74373376000000 = 6910111^2 + 8624000^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122123010032321 is a prime.

It is a super-2 number, since 2×122123010032321² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122123010032351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44582576 + ... + 47242481.

It is an arithmetic number, because the mean of its divisors is an integer number (30530775796833).

Almost surely, 2^{122123010032321} is an apocalyptic number.

It is an amenable number.

122123010032321 is a deficient number, since it is larger than the sum of its proper divisors (93155011).

122123010032321 is an equidigital number, since it uses as much as digits as its factorization.

122123010032321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93155010.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 122123010032321 its reverse (123230010321221), we get a palindrome (245353020353542).

The spelling of 122123010032321 in words is "one hundred twenty-two trillion, one hundred twenty-three billion, ten million, thirty-two thousand, three hundred twenty-one".