102111111131122 has 8 divisors (see below), whose sum is σ = 153247238331372. Its totient is φ = 51028698354000.

The previous prime is 102111111131093. The next prime is 102111111131153. The reversal of 102111111131122 is 221131111111201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 95335871752081 + 6775239379041 = 9764009^2 + 2602929^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 102111111131122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13428601029 + ... + 13428608632.

Almost surely, 2^{102111111131122} is an apocalyptic number.

102111111131122 is a deficient number, since it is larger than the sum of its proper divisors (51136127200250).

102111111131122 is a wasteful number, since it uses less digits than its factorization.

102111111131122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26857211564.

The product of its (nonzero) digits is 24, while the sum is 19.

Adding to 102111111131122 its reverse (221131111111201), we get a palindrome (323242222242323).

The spelling of 102111111131122 in words is "one hundred two trillion, one hundred eleven billion, one hundred eleven million, one hundred thirty-one thousand, one hundred twenty-two".