202101000110122 has 12 divisors (see below), whose sum is σ = 319946597128386. Its totient is φ = 95732052683400.

The previous prime is 202101000110081. The next prime is 202101000110131. The reversal of 202101000110122 is 221011000101202.

It can be written as a sum of positive squares in only one way, i.e., 202088429439961 + 12570670161 = 14215781^2 + 112119^2 .

It is a super-3 number, since 3×202101000110122³ (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 139959140629 + ... + 139959142072.

Almost surely, 2^{202101000110122} is an apocalyptic number.

202101000110122 is a deficient number, since it is larger than the sum of its proper divisors (117845597018264).

202101000110122 is a wasteful number, since it uses less digits than its factorization.

202101000110122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279918282741 (or 279918282722 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 202101000110122 its reverse (221011000101202), we get a palindrome (423112000211324).

The spelling of 202101000110122 in words is "two hundred two trillion, one hundred one billion, one hundred ten thousand, one hundred twenty-two".