202122021114 has 80 divisors (see below), whose sum is σ = 504560576520. Its totient is φ = 60046842240.

The previous prime is 202122021091. The next prime is 202122021193. The reversal of 202122021114 is 411120221202.

It can be written as a sum of positive squares in 4 ways, for example, as 115705424025 + 86416597089 = 340155^2 + 293967^2 .

It is a super-2 number, since 2×202122021114² (a number of 23 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1593657 + ... + 1715804.

Almost surely, 2^202122021114 is an apocalyptic number.

202122021114 is an abundant number, since it is smaller than the sum of its proper divisors (302438555406).

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

202122021114 is a wasteful number, since it uses less digits than its factorization.

202122021114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3309517 (or 3309508 counting only the distinct ones).

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

Adding to 202122021114 its reverse (411120221202), we get a palindrome (613242242316).

The spelling of 202122021114 in words is "two hundred two billion, one hundred twenty-two million, twenty-one thousand, one hundred fourteen".