921349102111 has 12 divisors (see below), whose sum is σ = 926828376672. Its totient is φ = 915901992000.

The previous prime is 921349102109. The next prime is 921349102127. The reversal of 921349102111 is 111201943129.

It is not a de Polignac number, because 921349102111 - 2¹ = 921349102109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (921349102411) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 134677051 + ... + 134683891.

It is an arithmetic number, because the mean of its divisors is an integer number (77235698056).

Almost surely, 2^921349102111 is an apocalyptic number.

921349102111 is a deficient number, since it is larger than the sum of its proper divisors (5479274561).

921349102111 is an equidigital number, since it uses as much as digits as its factorization.

921349102111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11314 (or 11133 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 34.

The spelling of 921349102111 in words is "nine hundred twenty-one billion, three hundred forty-nine million, one hundred two thousand, one hundred eleven".