102202311111122 has 4 divisors (see below), whose sum is σ = 153303466666686. Its totient is φ = 51101155555560.

The previous prime is 102202311111119. The next prime is 102202311111127. The reversal of 102202311111122 is 221111113202201.

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., 96013953366241 + 6188357744881 = 9798671^2 + 2487641^2 .

It is a junction number, because it is equal to n+sod(n) for n = 102202311111094 and 102202311111103.

It is not an unprimeable number, because it can be changed into a prime (102202311111127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25550577777779 + ... + 25550577777782.

Almost surely, 2^{102202311111122} is an apocalyptic number.

102202311111122 is a deficient number, since it is larger than the sum of its proper divisors (51101155555564).

102202311111122 is an equidigital number, since it uses as much as digits as its factorization.

102202311111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51101155555563.

The product of its (nonzero) digits is 96, while the sum is 20.

Adding to 102202311111122 its reverse (221111113202201), we get a palindrome (323313424313323).

The spelling of 102202311111122 in words is "one hundred two trillion, two hundred two billion, three hundred eleven million, one hundred eleven thousand, one hundred twenty-two".