20211322002124 has 24 divisors (see below), whose sum is σ = 38669682755088. Its totient is φ = 9166861770240.

The previous prime is 20211322002017. The next prime is 20211322002163. The reversal of 20211322002124 is 42120022311202.

It is a super-2 number, since 2×20211322002124² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 20211322002095 and 20211322002104.

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, 502549069 + ... + 502589284.

It is an arithmetic number, because the mean of its divisors is an integer number (1611236781462).

Almost surely, 2^{20211322002124} is an apocalyptic number.

It is an amenable number.

20211322002124 is a deficient number, since it is larger than the sum of its proper divisors (18458360752964).

20211322002124 is a wasteful number, since it uses less digits than its factorization.

20211322002124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005138825 (or 1005138823 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 20211322002124 its reverse (42120022311202), we get a palindrome (62331344313326).

The spelling of 20211322002124 in words is "twenty trillion, two hundred eleven billion, three hundred twenty-two million, two thousand, one hundred twenty-four".