22032002000 has 80 divisors (see below), whose sum is σ = 54407089152. Its totient is φ = 8625257600.

The previous prime is 22032001987. The next prime is 22032002009. The reversal of 22032002000 is 20023022.

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

It is a super-2 number, since 2×22032002000² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22032002009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23192 + ... + 211191.

Almost surely, 2^22032002000 is an apocalyptic number.

22032002000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22032002000 is an abundant number, since it is smaller than the sum of its proper divisors (32375087152).

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

22032002000 is a wasteful number, since it uses less digits than its factorization.

22032002000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234453 (or 234437 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 11.

Adding to 22032002000 its reverse (20023022), we get a palindrome (22052025022).

The spelling of 22032002000 in words is "twenty-two billion, thirty-two million, two thousand".