111420300402 has 24 divisors (see below), whose sum is σ = 241454702736. Its totient is φ = 37133322936.

The previous prime is 111420300377. The next prime is 111420300421. The reversal of 111420300402 is 204003024111.

111420300402 is digitally balanced in base 3 and base 7, because in such bases it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 462888 + ... + 661139.

It is an arithmetic number, because the mean of its divisors is an integer number (10060612614).

Almost surely, 2^111420300402 is an apocalyptic number.

111420300402 is an abundant number, since it is smaller than the sum of its proper divisors (130034402334).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111420300402 is a wasteful number, since it uses less digits than its factorization.

111420300402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1129542 (or 1129539 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 111420300402 its reverse (204003024111), we get a palindrome (315423324513).

The spelling of 111420300402 in words is "one hundred eleven billion, four hundred twenty million, three hundred thousand, four hundred two".