100861343455190 has 16 divisors (see below), whose sum is σ = 181552162872528. Its totient is φ = 40344149681376.

The previous prime is 100861343455163. The next prime is 100861343455211. The reversal of 100861343455190 is 91554343168001.

It is a super-2 number, since 2×100861343455190² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47368772 + ... + 49452231.

It is an arithmetic number, because the mean of its divisors is an integer number (11347010179533).

Almost surely, 2^{100861343455190} is an apocalyptic number.

100861343455190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100861343455190 is a deficient number, since it is larger than the sum of its proper divisors (80690819417338).

100861343455190 is a wasteful number, since it uses less digits than its factorization.

100861343455190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96925183.

The product of its (nonzero) digits is 1555200, while the sum is 50.

The spelling of 100861343455190 in words is "one hundred trillion, eight hundred sixty-one billion, three hundred forty-three million, four hundred fifty-five thousand, one hundred ninety".