202221011020022 has 4 divisors (see below), whose sum is σ = 303331516530036. Its totient is φ = 101110505510010.

The previous prime is 202221011020019. The next prime is 202221011020033. The reversal of 202221011020022 is 220020110122202.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50555252755004 + ... + 50555252755007.

It is an arithmetic number, because the mean of its divisors is an integer number (75832879132509).

Almost surely, 2^{202221011020022} is an apocalyptic number.

202221011020022 is a deficient number, since it is larger than the sum of its proper divisors (101110505510014).

202221011020022 is a wasteful number, since it uses less digits than its factorization.

202221011020022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101110505510013.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 202221011020022 its reverse (220020110122202), we get a palindrome (422241121142224).

The spelling of 202221011020022 in words is "two hundred two trillion, two hundred twenty-one billion, eleven million, twenty thousand, twenty-two".