22201012021000 has 64 divisors (see below), whose sum is σ = 51951749718960. Its totient is φ = 8880168640000.

The previous prime is 22201012020989. The next prime is 22201012021087. The reversal of 22201012021000 is 12021010222.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 9060256520676 + 13140755500324 = 3010026^2 + 3625018^2 .

It is a super-3 number, since 3×22201012021000³ (a number of 41 digits) contains 333 as substring.

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, 40085970 + ... + 40636030.

Almost surely, 2^{22201012021000} is an apocalyptic number.

22201012021000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22201012021000 is an abundant number, since it is smaller than the sum of its proper divisors (29750737697960).

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

22201012021000 is a wasteful number, since it uses less digits than its factorization.

22201012021000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590443 (or 590429 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 22201012021000 its reverse (12021010222), we get a palindrome (22213033031222).

The spelling of 22201012021000 in words is "twenty-two trillion, two hundred one billion, twelve million, twenty-one thousand".