22000020102 has 24 divisors (see below), whose sum is σ = 47670175800. Its totient is φ = 7332806880.

The previous prime is 22000020083. The next prime is 22000020109. The reversal of 22000020102 is 20102000022.

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 (22000020109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 270274 + ... + 342122.

It is an arithmetic number, because the mean of its divisors is an integer number (1986257325).

Almost surely, 2^22000020102 is an apocalyptic number.

22000020102 is an abundant number, since it is smaller than the sum of its proper divisors (25670155698).

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

22000020102 is a wasteful number, since it uses less digits than its factorization.

22000020102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88868 (or 88865 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 22000020102 its reverse (20102000022), we get a palindrome (42102020124).

The spelling of 22000020102 in words is "twenty-two billion, twenty thousand, one hundred two".