22010112100100 has 36 divisors (see below), whose sum is σ = 47881050434868. Its totient is φ = 8782089600000.

The previous prime is 22010112100049. The next prime is 22010112100147. The reversal of 22010112100100 is 100121101022.

It can be written as a sum of positive squares in 6 ways, for example, as 666469773376 + 21343642326724 = 816376^2 + 4619918^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 274400201 + ... + 274480400.

Almost surely, 2^{22010112100100} is an apocalyptic number.

22010112100100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22010112100100 is an abundant number, since it is smaller than the sum of its proper divisors (25870938334768).

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

22010112100100 is a wasteful number, since it uses less digits than its factorization.

22010112100100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548881016 (or 548881009 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 22010112100100 its reverse (100121101022), we get a palindrome (22110233201122).

The spelling of 22010112100100 in words is "twenty-two trillion, ten billion, one hundred twelve million, one hundred thousand, one hundred".