202221001201122 has 48 divisors (see below), whose sum is σ = 452284656794880. Its totient is φ = 65231798104800.

The previous prime is 202221001200961. The next prime is 202221001201171. The reversal of 202221001201122 is 221102100122202.

It is a happy number.

202221001201122 is a `hidden beast` number, since 20 + 222 + 100 + 1 + 201 + 122 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 202221001201095 and 202221001201104.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 45285972 + ... + 49550592.

It is an arithmetic number, because the mean of its divisors is an integer number (9422597016560).

Almost surely, 2^{202221001201122} is an apocalyptic number.

202221001201122 is an abundant number, since it is smaller than the sum of its proper divisors (250063655593758).

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

202221001201122 is a wasteful number, since it uses less digits than its factorization.

202221001201122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4349639 (or 4349636 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 202221001201122 its reverse (221102100122202), we get a palindrome (423323101323324).

The spelling of 202221001201122 in words is "two hundred two trillion, two hundred twenty-one billion, one million, two hundred one thousand, one hundred twenty-two".