10020122022021 has 4 divisors (see below), whose sum is σ = 13360162696032. Its totient is φ = 6680081348012.

The previous prime is 10020122021971. The next prime is 10020122022061. The reversal of 10020122022021 is 12022022102001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10020122022021 - 2¹³ = 10020122013829 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10020122022061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1670020337001 + ... + 1670020337006.

It is an arithmetic number, because the mean of its divisors is an integer number (3340040674008).

Almost surely, 2^{10020122022021} is an apocalyptic number.

It is an amenable number.

10020122022021 is a deficient number, since it is larger than the sum of its proper divisors (3340040674011).

10020122022021 is an equidigital number, since it uses as much as digits as its factorization.

10020122022021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3340040674010.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 10020122022021 its reverse (12022022102001), we get a palindrome (22042144124022).

The spelling of 10020122022021 in words is "ten trillion, twenty billion, one hundred twenty-two million, twenty-two thousand, twenty-one".