102020323113122 has 4 divisors (see below), whose sum is σ = 153030484669686. Its totient is φ = 51010161556560.

The previous prime is 102020323113101. The next prime is 102020323113139. The reversal of 102020323113122 is 221311323020201.

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

It can be written as a sum of positive squares in only one way, i.e., 60908643751201 + 41111679361921 = 7804399^2 + 6411839^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25505080778279 + ... + 25505080778282.

Almost surely, 2^{102020323113122} is an apocalyptic number.

102020323113122 is a deficient number, since it is larger than the sum of its proper divisors (51010161556564).

102020323113122 is an equidigital number, since it uses as much as digits as its factorization.

102020323113122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51010161556563.

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

Adding to 102020323113122 its reverse (221311323020201), we get a palindrome (323331646133323).

The spelling of 102020323113122 in words is "one hundred two trillion, twenty billion, three hundred twenty-three million, one hundred thirteen thousand, one hundred twenty-two".