102021031021003 has 8 divisors (see below), whose sum is σ = 102287891059200. Its totient is φ = 101754173517888.

The previous prime is 102021031020989. The next prime is 102021031021027. The reversal of 102021031021003 is 300120130120201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102021031021003 - 2²⁵ = 102020997466571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102021031021033) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101411553 + ... + 102412621.

It is an arithmetic number, because the mean of its divisors is an integer number (12785986382400).

Almost surely, 2^{102021031021003} is an apocalyptic number.

102021031021003 is a deficient number, since it is larger than the sum of its proper divisors (266860038197).

102021031021003 is a wasteful number, since it uses less digits than its factorization.

102021031021003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1267541.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 102021031021003 its reverse (300120130120201), we get a palindrome (402141161141204).

The spelling of 102021031021003 in words is "one hundred two trillion, twenty-one billion, thirty-one million, twenty-one thousand, three".