101113112220 has 24 divisors (see below), whose sum is σ = 283116714384. Its totient is φ = 26963496576.

The previous prime is 101113112143. The next prime is 101113112257. The reversal of 101113112220 is 22211311101.

It is a super-2 number, since 2×101113112220² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 101113112220.

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, 842609209 + ... + 842609328.

It is an arithmetic number, because the mean of its divisors is an integer number (11796529766).

Almost surely, 2^101113112220 is an apocalyptic number.

101113112220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101113112220 is an abundant number, since it is smaller than the sum of its proper divisors (182003602164).

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

101113112220 is a wasteful number, since it uses less digits than its factorization.

101113112220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1685218549 (or 1685218547 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 101113112220 its reverse (22211311101), we get a palindrome (123324423321).

The spelling of 101113112220 in words is "one hundred one billion, one hundred thirteen million, one hundred twelve thousand, two hundred twenty".