20423413022100 has 144 divisors (see below), whose sum is σ = 64613290484736. Its totient is φ = 4939642544000.

The previous prime is 20423413022099. The next prime is 20423413022107. The reversal of 20423413022100 is 122031432402.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20423413022107) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5757414 + ... + 8602013.

It is an arithmetic number, because the mean of its divisors is an integer number (448703406144).

Almost surely, 2^{20423413022100} is an apocalyptic number.

20423413022100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20423413022100 is an abundant number, since it is smaller than the sum of its proper divisors (44189877462636).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20423413022100 is a wasteful number, since it uses less digits than its factorization.

20423413022100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14359886 (or 14359879 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 20423413022100 its reverse (122031432402), we get a palindrome (20545444454502).

The spelling of 20423413022100 in words is "twenty trillion, four hundred twenty-three billion, four hundred thirteen million, twenty-two thousand, one hundred".