20122300301100 has 144 divisors (see below), whose sum is σ = 61294271498880. Its totient is φ = 5082739545600.

The previous prime is 20122300301063. The next prime is 20122300301123. The reversal of 20122300301100 is 110300322102.

It is a super-2 number, since 2×20122300301100² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 20122300301100.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 36899019 + ... + 37440381.

Almost surely, 2^{20122300301100} is an apocalyptic number.

20122300301100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20122300301100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30647135749440).

20122300301100 is an abundant number, since it is smaller than the sum of its proper divisors (41171971197780).

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

20122300301100 is a wasteful number, since it uses less digits than its factorization.

20122300301100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 547920 (or 547913 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 20122300301100 its reverse (110300322102), we get a palindrome (20232600623202).

The spelling of 20122300301100 in words is "twenty trillion, one hundred twenty-two billion, three hundred million, three hundred one thousand, one hundred".