101002002700020 has 48 divisors (see below), whose sum is σ = 295101503544960. Its totient is φ = 25762829673856.

The previous prime is 101002002699991. The next prime is 101002002700021. The reversal of 101002002700020 is 20007200200101.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101002002700021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36594927135 + ... + 36594929894.

It is an arithmetic number, because the mean of its divisors is an integer number (6147947990520).

Almost surely, 2^{101002002700020} is an apocalyptic number.

101002002700020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101002002700020 is an abundant number, since it is smaller than the sum of its proper divisors (194099500844940).

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

101002002700020 is a wasteful number, since it uses less digits than its factorization.

101002002700020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73189857064 (or 73189857062 counting only the distinct ones).

The product of its (nonzero) digits is 56, while the sum is 15.

Adding to 101002002700020 its reverse (20007200200101), we get a palindrome (121009202900121).

The spelling of 101002002700020 in words is "one hundred one trillion, two billion, two million, seven hundred thousand, twenty".