20022613323501 has 16 divisors (see below), whose sum is σ = 27579384967680. Its totient is φ = 12907793391360.

The previous prime is 20022613323499. The next prime is 20022613323547. The reversal of 20022613323501 is 10532331622002.

It is not a de Polignac number, because 20022613323501 - 2¹ = 20022613323499 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022613323301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83393280 + ... + 83633033.

It is an arithmetic number, because the mean of its divisors is an integer number (1723711560480).

Almost surely, 2^{20022613323501} is an apocalyptic number.

It is an amenable number.

20022613323501 is a deficient number, since it is larger than the sum of its proper divisors (7556771644179).

20022613323501 is a wasteful number, since it uses less digits than its factorization.

20022613323501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167027636.

The product of its (nonzero) digits is 12960, while the sum is 30.

Adding to 20022613323501 its reverse (10532331622002), we get a palindrome (30554944945503).

The spelling of 20022613323501 in words is "twenty trillion, twenty-two billion, six hundred thirteen million, three hundred twenty-three thousand, five hundred one".