20092829121 has 12 divisors (see below), whose sum is σ = 29054228580. Its totient is φ = 13380794880.

The previous prime is 20092829093. The next prime is 20092829143. The reversal of 20092829121 is 12192829002.

It can be written as a sum of positive squares in 2 ways, for example, as 920272896 + 19172556225 = 30336^2 + 138465^2 .

It is not a de Polignac number, because 20092829121 - 2⁵ = 20092829089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20092829221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1193220 + ... + 1209941.

It is an arithmetic number, because the mean of its divisors is an integer number (2421185715).

Almost surely, 2^20092829121 is an apocalyptic number.

It is an amenable number.

20092829121 is a deficient number, since it is larger than the sum of its proper divisors (8961399459).

20092829121 is a wasteful number, since it uses less digits than its factorization.

20092829121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2404096 (or 2404093 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The spelling of 20092829121 in words is "twenty billion, ninety-two million, eight hundred twenty-nine thousand, one hundred twenty-one".