102111122 has 8 divisors (see below), whose sum is σ = 159826176. Its totient is φ = 48835732.

The previous prime is 102111103. The next prime is 102111151. The reversal of 102111122 is 221111201.

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

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, 1109858 + ... + 1109949.

It is an arithmetic number, because the mean of its divisors is an integer number (19978272).

Almost surely, 2^102111122 is an apocalyptic number.

102111122 is a deficient number, since it is larger than the sum of its proper divisors (57715054).

102111122 is a wasteful number, since it uses less digits than its factorization.

102111122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2219832.

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 102111122 is about 10105.0047996030. The cubic root of 102111122 is about 467.4024839738.

Adding to 102111122 its reverse (221111201), we get a palindrome (323222323).

The spelling of 102111122 in words is "one hundred two million, one hundred eleven thousand, one hundred twenty-two".