101172209754090 has 16 divisors (see below), whose sum is σ = 242813303409888. Its totient is φ = 26979255934416.

The previous prime is 101172209754079. The next prime is 101172209754103. The reversal of 101172209754090 is 90457902271101.

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, 1686203495872 + ... + 1686203495931.

It is an arithmetic number, because the mean of its divisors is an integer number (15175831463118).

Almost surely, 2^{101172209754090} is an apocalyptic number.

101172209754090 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101172209754090 is an abundant number, since it is smaller than the sum of its proper divisors (141641093655798).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101172209754090 is a wasteful number, since it uses less digits than its factorization.

101172209754090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3372406991813.

The product of its (nonzero) digits is 317520, while the sum is 48.

The spelling of 101172209754090 in words is "one hundred one trillion, one hundred seventy-two billion, two hundred nine million, seven hundred fifty-four thousand, ninety".