20423120110 has 32 divisors (see below), whose sum is σ = 37508510592. Its totient is φ = 8004940800.

The previous prime is 20423120099. The next prime is 20423120141. The reversal of 20423120110 is 1102132402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6262 + ... + 202201.

It is an arithmetic number, because the mean of its divisors is an integer number (1172140956).

Almost surely, 2^20423120110 is an apocalyptic number.

20423120110 is a deficient number, since it is larger than the sum of its proper divisors (17085390482).

20423120110 is a wasteful number, since it uses less digits than its factorization.

20423120110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208668.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 20423120110 its reverse (1102132402), we get a palindrome (21525252512).

The spelling of 20423120110 in words is "twenty billion, four hundred twenty-three million, one hundred twenty thousand, one hundred ten".