11312102102 has 16 divisors (see below), whose sum is σ = 19580451072. Its totient is φ = 4800974760.

The previous prime is 11312102099. The next prime is 11312102173. The reversal of 11312102102 is 20120121311.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3920924 + ... + 3923807.

It is an arithmetic number, because the mean of its divisors is an integer number (1223778192).

Almost surely, 2^11312102102 is an apocalyptic number.

11312102102 is a deficient number, since it is larger than the sum of its proper divisors (8268348970).

11312102102 is a wasteful number, since it uses less digits than its factorization.

11312102102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7844843.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 11312102102 its reverse (20120121311), we get a palindrome (31432223413).

The spelling of 11312102102 in words is "eleven billion, three hundred twelve million, one hundred two thousand, one hundred two".