101655544212 has 48 divisors (see below), whose sum is σ = 265626654720. Its totient is φ = 33618364416.

The previous prime is 101655544171. The next prime is 101655544229. The reversal of 101655544212 is 212445556101.

101655544212 is a `hidden beast` number, since 1 + 0 + 1 + 65 + 554 + 42 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 3692013 + ... + 3719444.

It is an arithmetic number, because the mean of its divisors is an integer number (5533888640).

Almost surely, 2^101655544212 is an apocalyptic number.

101655544212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

101655544212 is an abundant number, since it is smaller than the sum of its proper divisors (163971110508).

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

101655544212 is a wasteful number, since it uses less digits than its factorization.

101655544212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7411597 (or 7411589 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

The spelling of 101655544212 in words is "one hundred one billion, six hundred fifty-five million, five hundred forty-four thousand, two hundred twelve".