111002100019970 has 64 divisors (see below), whose sum is σ = 211316089807872. Its totient is φ = 41913287040000.

The previous prime is 111002100019969. The next prime is 111002100020087. The reversal of 111002100019970 is 79910001200111.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 72977957 + ... + 74483463.

It is an arithmetic number, because the mean of its divisors is an integer number (3301813903248).

Almost surely, 2^{111002100019970} is an apocalyptic number.

111002100019970 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111002100019970 is a deficient number, since it is larger than the sum of its proper divisors (100313989787902).

111002100019970 is a wasteful number, since it uses less digits than its factorization.

111002100019970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1511387.

The product of its (nonzero) digits is 1134, while the sum is 32.

The spelling of 111002100019970 in words is "one hundred eleven trillion, two billion, one hundred million, nineteen thousand, nine hundred seventy".