102010012320122 has 4 divisors (see below), whose sum is σ = 153015018480186. Its totient is φ = 51005006160060.

The previous prime is 102010012320109. The next prime is 102010012320269. The reversal of 102010012320122 is 221023210010201.

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., 101958314748481 + 51697571641 = 10097441^2 + 227371^2 .

It is a super-2 number, since 2×102010012320122² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 102010012320122.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25502503080029 + ... + 25502503080032.

Almost surely, 2^{102010012320122} is an apocalyptic number.

102010012320122 is a deficient number, since it is larger than the sum of its proper divisors (51005006160064).

102010012320122 is an equidigital number, since it uses as much as digits as its factorization.

102010012320122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51005006160063.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 102010012320122 its reverse (221023210010201), we get a palindrome (323033222330323).

The spelling of 102010012320122 in words is "one hundred two trillion, ten billion, twelve million, three hundred twenty thousand, one hundred twenty-two".