202122010221022 has 16 divisors (see below), whose sum is σ = 310580391440592. Its totient is φ = 98595255430080.

The previous prime is 202122010220989. The next prime is 202122010221023. The reversal of 202122010221022 is 220122010221202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202122010221023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 933408 + ... + 20127475.

It is an arithmetic number, because the mean of its divisors is an integer number (19411274465037).

Almost surely, 2^{202122010221022} is an apocalyptic number.

202122010221022 is a deficient number, since it is larger than the sum of its proper divisors (108458381219570).

202122010221022 is a wasteful number, since it uses less digits than its factorization.

202122010221022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21177963.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 202122010221022 its reverse (220122010221202), we get a palindrome (422244020442224).

The spelling of 202122010221022 in words is "two hundred two trillion, one hundred twenty-two billion, ten million, two hundred twenty-one thousand, twenty-two".