111355400216 has 8 divisors (see below), whose sum is σ = 208791375420. Its totient is φ = 55677700104.

The previous prime is 111355400201. The next prime is 111355400239. The reversal of 111355400216 is 612004553111.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6959712506 + ... + 6959712521.

Almost surely, 2^111355400216 is an apocalyptic number.

It is an amenable number.

111355400216 is a deficient number, since it is larger than the sum of its proper divisors (97435975204).

111355400216 is a wasteful number, since it uses less digits than its factorization.

111355400216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13919425033 (or 13919425029 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 29.

Adding to 111355400216 its reverse (612004553111), we get a palindrome (723359953327).

The spelling of 111355400216 in words is "one hundred eleven billion, three hundred fifty-five million, four hundred thousand, two hundred sixteen".