111421104502 has 8 divisors (see below), whose sum is σ = 175928059800. Its totient is φ = 52778417904.

The previous prime is 111421104499. The next prime is 111421104517. The reversal of 111421104502 is 205401124111.

It is a happy number.

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, 1466067127 + ... + 1466067202.

It is an arithmetic number, because the mean of its divisors is an integer number (21991007475).

Almost surely, 2^111421104502 is an apocalyptic number.

111421104502 is a deficient number, since it is larger than the sum of its proper divisors (64506955298).

111421104502 is a wasteful number, since it uses less digits than its factorization.

111421104502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2932134350.

The product of its (nonzero) digits is 320, while the sum is 22.

Adding to 111421104502 its reverse (205401124111), we get a palindrome (316822228613).

The spelling of 111421104502 in words is "one hundred eleven billion, four hundred twenty-one million, one hundred four thousand, five hundred two".