222020011000 has 32 divisors (see below), whose sum is σ = 519526828080. Its totient is φ = 88808004000.

The previous prime is 222020010997. The next prime is 222020011007. The reversal of 222020011000 is 110020222.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222020011007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111009006 + ... + 111011005.

Almost surely, 2^222020011000 is an apocalyptic number.

222020011000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222020011000 is an abundant number, since it is smaller than the sum of its proper divisors (297506817080).

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

222020011000 is a wasteful number, since it uses less digits than its factorization.

222020011000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222020032 (or 222020018 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 222020011000 its reverse (110020222), we get a palindrome (222130031222).

The spelling of 222020011000 in words is "two hundred twenty-two billion, twenty million, eleven thousand".