202012220202111 has 48 divisors (see below), whose sum is σ = 334880254800000. Its totient is φ = 116206310445120.

The previous prime is 202012220202109. The next prime is 202012220202151. The reversal of 202012220202111 is 111202022210202.

It is a happy number.

202012220202111 is a `hidden beast` number, since 202 + 0 + 12 + 220 + 20 + 211 + 1 = 666.

It is not a de Polignac number, because 202012220202111 - 2¹ = 202012220202109 is a prime.

It is a super-2 number, since 2×202012220202111² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202012220202151) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 596127361 + ... + 596466138.

It is an arithmetic number, because the mean of its divisors is an integer number (6976671975000).

Almost surely, 2^{202012220202111} is an apocalyptic number.

202012220202111 is a deficient number, since it is larger than the sum of its proper divisors (132868034597889).

202012220202111 is a wasteful number, since it uses less digits than its factorization.

202012220202111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1192593604 (or 1192593601 counting only the distinct ones).

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

Adding to 202012220202111 its reverse (111202022210202), we get a palindrome (313214242412313).

The spelling of 202012220202111 in words is "two hundred two trillion, twelve billion, two hundred twenty million, two hundred two thousand, one hundred eleven".