101113231020 has 48 divisors (see below), whose sum is σ = 283679988480. Its totient is φ = 26909914816.

The previous prime is 101113231013. The next prime is 101113231081. The reversal of 101113231020 is 20132311101.

It is a happy number.

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

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, 1644990 + ... + 1705349.

It is an arithmetic number, because the mean of its divisors is an integer number (5909999760).

Almost surely, 2^101113231020 is an apocalyptic number.

101113231020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101113231020 is an abundant number, since it is smaller than the sum of its proper divisors (182566757460).

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

101113231020 is a wasteful number, since it uses less digits than its factorization.

101113231020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3350854 (or 3350852 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 101113231020 its reverse (20132311101), we get a palindrome (121245542121).

The spelling of 101113231020 in words is "one hundred one billion, one hundred thirteen million, two hundred thirty-one thousand, twenty".