20222210210000 has 50 divisors (see below), whose sum is σ = 48959993163642. Its totient is φ = 8088884080000.

The previous prime is 20222210209979. The next prime is 20222210210011. The reversal of 20222210210000 is 1201222202.

It can be written as a sum of positive squares in 5 ways, for example, as 12012518264464 + 8209691945536 = 3465908^2 + 2865256^2 .

It is a tau number, because it is divible by the number of its divisors (50).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1011100511 + ... + 1011120510.

Almost surely, 2^{20222210210000} is an apocalyptic number.

20222210210000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20222210210000 is an abundant number, since it is smaller than the sum of its proper divisors (28737782953642).

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

20222210210000 is an equidigital number, since it uses as much as digits as its factorization.

20222210210000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2022221049 (or 2022221028 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 20222210210000 its reverse (1201222202), we get a palindrome (20223411432202).

The spelling of 20222210210000 in words is "twenty trillion, two hundred twenty-two billion, two hundred ten million, two hundred ten thousand".