11939212102 has 8 divisors (see below), whose sum is σ = 17910136800. Its totient is φ = 5969166504.

The previous prime is 11939212069. The next prime is 11939212127. The reversal of 11939212102 is 20121293911.

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

It is a congruent number.

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, 184702 + ... + 240817.

It is an arithmetic number, because the mean of its divisors is an integer number (2238767100).

Almost surely, 2^11939212102 is an apocalyptic number.

11939212102 is a deficient number, since it is larger than the sum of its proper divisors (5970924698).

11939212102 is a wasteful number, since it uses less digits than its factorization.

11939212102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 439550.

The product of its (nonzero) digits is 1944, while the sum is 31.

The spelling of 11939212102 in words is "eleven billion, nine hundred thirty-nine million, two hundred twelve thousand, one hundred two".