101155276020 has 48 divisors (see below), whose sum is σ = 292371383808. Its totient is φ = 26104586880.

The previous prime is 101155276007. The next prime is 101155276039. The reversal of 101155276020 is 20672551101.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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, 27190419 + ... + 27194138.

It is an arithmetic number, because the mean of its divisors is an integer number (6091070496).

Almost surely, 2^101155276020 is an apocalyptic number.

101155276020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101155276020 is an abundant number, since it is smaller than the sum of its proper divisors (191216107788).

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

101155276020 is a wasteful number, since it uses less digits than its factorization.

101155276020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54384600 (or 54384598 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 30.

The spelling of 101155276020 in words is "one hundred one billion, one hundred fifty-five million, two hundred seventy-six thousand, twenty".