100012022000 has 80 divisors (see below), whose sum is σ = 263813588064. Its totient is φ = 36368000000.

The previous prime is 100012021997. The next prime is 100012022039. The reversal of 100012022000 is 220210001.

It is a tau number, because it is divible by the number of its divisors (80).

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 polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2251001 + ... + 2295000.

Almost surely, 2^100012022000 is an apocalyptic number.

100012022000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100012022000 is an abundant number, since it is smaller than the sum of its proper divisors (163801566064).

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

100012022000 is a wasteful number, since it uses less digits than its factorization.

100012022000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4546035 (or 4546019 counting only the distinct ones).

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

Adding to 100012022000 its reverse (220210001), we get a palindrome (100232232001).

The spelling of 100012022000 in words is "one hundred billion, twelve million, twenty-two thousand".