111420292 has 6 divisors (see below), whose sum is σ = 194985518. Its totient is φ = 55710144.

The previous prime is 111420223. The next prime is 111420307. The reversal of 111420292 is 292024111.

It can be written as a sum of positive squares in only one way, i.e., 110544196 + 876096 = 10514^2 + 936^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13927533 + ... + 13927540.

Almost surely, 2^111420292 is an apocalyptic number.

It is an amenable number.

111420292 is a deficient number, since it is larger than the sum of its proper divisors (83565226).

111420292 is a wasteful number, since it uses less digits than its factorization.

111420292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27855077 (or 27855075 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 111420292 is about 10555.5810830101. The cubic root of 111420292 is about 481.1953598054.

The spelling of 111420292 in words is "one hundred eleven million, four hundred twenty thousand, two hundred ninety-two".