101003100031020 has 48 divisors (see below), whose sum is σ = 308518560096768. Its totient is φ = 24485600007360.

The previous prime is 101003100031007. The next prime is 101003100031037. The reversal of 101003100031020 is 20130001300101.

101003100031020 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 101003100030987 and 101003100031005.

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, 76517499364 + ... + 76517500683.

It is an arithmetic number, because the mean of its divisors is an integer number (6427470002016).

Almost surely, 2^{101003100031020} is an apocalyptic number.

101003100031020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101003100031020 is an abundant number, since it is smaller than the sum of its proper divisors (207515460065748).

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

101003100031020 is a wasteful number, since it uses less digits than its factorization.

101003100031020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153035000070 (or 153035000068 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 101003100031020 its reverse (20130001300101), we get a palindrome (121133101331121).

The spelling of 101003100031020 in words is "one hundred one trillion, three billion, one hundred million, thirty-one thousand, twenty".