101117119890 has 32 divisors (see below), whose sum is σ = 242912068416. Its totient is φ = 26938900800.

The previous prime is 101117119843. The next prime is 101117119907. The reversal of 101117119890 is 98911711101.

It is a super-2 number, since 2×101117119890² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1571977 + ... + 1635036.

It is an arithmetic number, because the mean of its divisors is an integer number (7591002138).

Almost surely, 2^101117119890 is an apocalyptic number.

101117119890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

101117119890 is an abundant number, since it is smaller than the sum of its proper divisors (141794948526).

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

101117119890 is a wasteful number, since it uses less digits than its factorization.

101117119890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3208074.

The product of its (nonzero) digits is 4536, while the sum is 39.

The spelling of 101117119890 in words is "one hundred one billion, one hundred seventeen million, one hundred nineteen thousand, eight hundred ninety".