202212010112121 has 24 divisors (see below), whose sum is σ = 294980669133696. Its totient is φ = 133471132106400.

The previous prime is 202212010112089. The next prime is 202212010112153. The reversal of 202212010112121 is 121211010212202.

202212010112121 is a `hidden beast` number, since 20 + 221 + 201 + 0 + 11 + 212 + 1 = 666.

202212010112121 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (202212010112089) and next prime (202212010112153).

It is not a de Polignac number, because 202212010112121 - 2⁵ = 202212010112089 is a prime.

It is a super-2 number, since 2×202212010112121² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202212010112094 and 202212010112103.

It is not an unprimeable number, because it can be changed into a prime (202212010112521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55916496 + ... + 59422878.

It is an arithmetic number, because the mean of its divisors is an integer number (12290861213904).

Almost surely, 2^{202212010112121} is an apocalyptic number.

It is an amenable number.

202212010112121 is a deficient number, since it is larger than the sum of its proper divisors (92768659021575).

202212010112121 is a wasteful number, since it uses less digits than its factorization.

202212010112121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3569933 (or 3569930 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 202212010112121 its reverse (121211010212202), we get a palindrome (323423020324323).

The spelling of 202212010112121 in words is "two hundred two trillion, two hundred twelve billion, ten million, one hundred twelve thousand, one hundred twenty-one".