200221120021120 has 128 divisors (see below), whose sum is σ = 523048143372480. Its totient is φ = 72684899942400.

The previous prime is 200221120021093. The next prime is 200221120021147. The reversal of 200221120021120 is 21120021122002.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (200221120021093) and next prime (200221120021147).

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 200221120021094 and 200221120021103.

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, 19805466 + ... + 28154905.

Almost surely, 2^{200221120021120} is an apocalyptic number.

200221120021120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200221120021120 is an abundant number, since it is smaller than the sum of its proper divisors (322827023351360).

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

200221120021120 is a wasteful number, since it uses less digits than its factorization.

200221120021120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47960994 (or 47960982 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 200221120021120 its reverse (21120021122002), we get a palindrome (221341141143122).

The spelling of 200221120021120 in words is "two hundred trillion, two hundred twenty-one billion, one hundred twenty million, twenty-one thousand, one hundred twenty".