202122213021202 has 8 divisors (see below), whose sum is σ = 303255215043516. Its totient is φ = 101037141340032.

The previous prime is 202122213021143. The next prime is 202122213021247. The reversal of 202122213021202 is 202120312221202.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 202116577666441 + 5635354761 = 14216771^2 + 75069^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11982574743 + ... + 11982591610.

Almost surely, 2^{202122213021202} is an apocalyptic number.

202122213021202 is a deficient number, since it is larger than the sum of its proper divisors (101133002022314).

202122213021202 is a wasteful number, since it uses less digits than its factorization.

202122213021202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23965170572.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 202122213021202 its reverse (202120312221202), we get a palindrome (404242525242404).

The spelling of 202122213021202 in words is "two hundred two trillion, one hundred twenty-two billion, two hundred thirteen million, twenty-one thousand, two hundred two".