202022122121012 has 12 divisors (see below), whose sum is σ = 353540124611940. Its totient is φ = 101010657946176.

The previous prime is 202022122121003. The next prime is 202022122121093. The reversal of 202022122121012 is 210121221220202.

202022122121012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 44814509364496 + 157207612756516 = 6694364^2 + 12538246^2 .

It is a congruent number.

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, 99649583 + ... + 101656694.

It is an arithmetic number, because the mean of its divisors is an integer number (29461677050995).

Almost surely, 2^{202022122121012} is an apocalyptic number.

It is an amenable number.

202022122121012 is a deficient number, since it is larger than the sum of its proper divisors (151518002490928).

202022122121012 is a wasteful number, since it uses less digits than its factorization.

202022122121012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201557170 (or 201557168 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 202022122121012 its reverse (210121221220202), we get a palindrome (412143343341214).

The spelling of 202022122121012 in words is "two hundred two trillion, twenty-two billion, one hundred twenty-two million, one hundred twenty-one thousand, twelve".