20110022000 has 40 divisors (see below), whose sum is σ = 48626038032. Its totient is φ = 8044008000.

The previous prime is 20110021961. The next prime is 20110022021. The reversal of 20110022000 is 22001102.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5025506 + ... + 5029505.

Almost surely, 2^20110022000 is an apocalyptic number.

20110022000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20110022000 is an abundant number, since it is smaller than the sum of its proper divisors (28516016032).

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

20110022000 is a wasteful number, since it uses less digits than its factorization.

20110022000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10055034 (or 10055018 counting only the distinct ones).

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

Adding to 20110022000 its reverse (22001102), we get a palindrome (20132023102).

The spelling of 20110022000 in words is "twenty billion, one hundred ten million, twenty-two thousand".