202023105421092 has 48 divisors (see below), whose sum is σ = 471582989946432. Its totient is φ = 67313077493760.

The previous prime is 202023105421057. The next prime is 202023105421103. The reversal of 202023105421092 is 290124501320202.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 283256292 + ... + 283968612.

It is an arithmetic number, because the mean of its divisors is an integer number (9824645623884).

Almost surely, 2^{202023105421092} is an apocalyptic number.

It is an amenable number.

202023105421092 is an abundant number, since it is smaller than the sum of its proper divisors (269559884525340).

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

202023105421092 is a wasteful number, since it uses less digits than its factorization.

202023105421092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 722108 (or 722106 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

Adding to 202023105421092 its reverse (290124501320202), we get a palindrome (492147606741294).

The spelling of 202023105421092 in words is "two hundred two trillion, twenty-three billion, one hundred five million, four hundred twenty-one thousand, ninety-two".