113357021666 has 32 divisors (see below), whose sum is σ = 205857624960. Its totient is φ = 45701542656.

The previous prime is 113357021663. The next prime is 113357021671. The reversal of 113357021666 is 666120753311.

It is not an unprimeable number, because it can be changed into a prime (113357021663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 377321 + ... + 607523.

It is an arithmetic number, because the mean of its divisors is an integer number (6433050780).

Almost surely, 2^113357021666 is an apocalyptic number.

113357021666 is a deficient number, since it is larger than the sum of its proper divisors (92500603294).

113357021666 is a wasteful number, since it uses less digits than its factorization.

113357021666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232298.

The product of its (nonzero) digits is 136080, while the sum is 41.

Adding to 113357021666 its reverse (666120753311), we get a palindrome (779477774977).

The spelling of 113357021666 in words is "one hundred thirteen billion, three hundred fifty-seven million, twenty-one thousand, six hundred sixty-six".