102001033020 has 24 divisors (see below), whose sum is σ = 285602892624. Its totient is φ = 27200275456.

The previous prime is 102001033007. The next prime is 102001033033. The reversal of 102001033020 is 20330100201.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (102001033007) and next prime (102001033033).

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 = 102001032987 and 102001033005.

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, 850008549 + ... + 850008668.

It is an arithmetic number, because the mean of its divisors is an integer number (11900120526).

Almost surely, 2^102001033020 is an apocalyptic number.

102001033020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102001033020 is an abundant number, since it is smaller than the sum of its proper divisors (183601859604).

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

102001033020 is a wasteful number, since it uses less digits than its factorization.

102001033020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1700017229 (or 1700017227 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 102001033020 its reverse (20330100201), we get a palindrome (122331133221).

The spelling of 102001033020 in words is "one hundred two billion, one million, thirty-three thousand, twenty".