20302411100 has 72 divisors (see below), whose sum is σ = 44352661248. Its totient is φ = 8066520000.

The previous prime is 20302411099. The next prime is 20302411127. The reversal of 20302411100 is 111420302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11620427 + ... + 11622173.

It is an arithmetic number, because the mean of its divisors is an integer number (616009184).

Almost surely, 2^20302411100 is an apocalyptic number.

20302411100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20302411100 is an abundant number, since it is smaller than the sum of its proper divisors (24050250148).

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

20302411100 is a wasteful number, since it uses less digits than its factorization.

20302411100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2475 (or 2468 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 20302411100 its reverse (111420302), we get a palindrome (20413831402).

The spelling of 20302411100 in words is "twenty billion, three hundred two million, four hundred eleven thousand, one hundred".