20202212331123 has 32 divisors (see below), whose sum is σ = 29164496697600. Its totient is φ = 12395607106176.

The previous prime is 20202212331113. The next prime is 20202212331139. The reversal of 20202212331123 is 32113321220202.

It is not a de Polignac number, because 20202212331123 - 2²¹ = 20202210233971 is a prime.

It is a super-2 number, since 2×20202212331123² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20202212331093 and 20202212331102.

It is not an unprimeable number, because it can be changed into a prime (20202212331113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5878036 + ... + 8657697.

It is an arithmetic number, because the mean of its divisors is an integer number (911390521800).

Almost surely, 2^{20202212331123} is an apocalyptic number.

20202212331123 is a deficient number, since it is larger than the sum of its proper divisors (8962284366477).

20202212331123 is a wasteful number, since it uses less digits than its factorization.

20202212331123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14536451.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 20202212331123 its reverse (32113321220202), we get a palindrome (52315533551325).

The spelling of 20202212331123 in words is "twenty trillion, two hundred two billion, two hundred twelve million, three hundred thirty-one thousand, one hundred twenty-three".