20222130442000 has 80 divisors (see below), whose sum is σ = 50218655144112. Its totient is φ = 7870234521600.

The previous prime is 20222130441971. The next prime is 20222130442027. The reversal of 20222130442000 is 24403122202.

It can be written as a sum of positive squares in 8 ways, for example, as 1457708510736 + 18764421931264 = 1207356^2 + 4331792^2 .

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

It is a super-2 number, since 2×20222130442000² (a number of 27 digits) contains 22 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, 136562017 + ... + 136710016.

Almost surely, 2^{20222130442000} is an apocalyptic number.

20222130442000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20222130442000 is an abundant number, since it is smaller than the sum of its proper divisors (29996524702112).

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

20222130442000 is a wasteful number, since it uses less digits than its factorization.

20222130442000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273272093 (or 273272077 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 20222130442000 its reverse (24403122202), we get a palindrome (20246533564202).

The spelling of 20222130442000 in words is "twenty trillion, two hundred twenty-two billion, one hundred thirty million, four hundred forty-two thousand".