22012000101 has 32 divisors (see below), whose sum is σ = 40135845120. Its totient is φ = 11610724032.

The previous prime is 22012000079. The next prime is 22012000103. The reversal of 22012000101 is 10100021022.

It is not a de Polignac number, because 22012000101 - 2⁶ = 22012000037 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012000103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4476990 + ... + 4481903.

It is an arithmetic number, because the mean of its divisors is an integer number (1254245160).

Almost surely, 2^22012000101 is an apocalyptic number.

22012000101 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22012000101 is a deficient number, since it is larger than the sum of its proper divisors (18123845019).

22012000101 is a wasteful number, since it uses less digits than its factorization.

22012000101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8958922 (or 8958916 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 22012000101 its reverse (10100021022), we get a palindrome (32112021123).

The spelling of 22012000101 in words is "twenty-two billion, twelve million, one hundred one", and thus it is an aban number.