2130101022021 has 12 divisors (see below), whose sum is σ = 3303830156832. Its totient is φ = 1217200583928.

The previous prime is 2130101022017. The next prime is 2130101022031. The reversal of 2130101022021 is 1202201010312.

It is not a de Polignac number, because 2130101022021 - 2² = 2130101022017 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130101022001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7245241425 + ... + 7245241718.

It is an arithmetic number, because the mean of its divisors is an integer number (275319179736).

Almost surely, 2^{2130101022021} is an apocalyptic number.

2130101022021 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2130101022021 is a deficient number, since it is larger than the sum of its proper divisors (1173729134811).

2130101022021 is a wasteful number, since it uses less digits than its factorization.

2130101022021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14490483160 (or 14490483153 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 2130101022021 its reverse (1202201010312), we get a palindrome (3332302032333).

The spelling of 2130101022021 in words is "two trillion, one hundred thirty billion, one hundred one million, twenty-two thousand, twenty-one".