20232121130 has 32 divisors (see below), whose sum is σ = 39405115008. Its totient is φ = 7434907200.

The previous prime is 20232121127. The next prime is 20232121157. The reversal of 20232121130 is 3112123202.

It is a junction number, because it is equal to n+sod(n) for n = 20232121099 and 20232121108.

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, 341366 + ... + 396225.

It is an arithmetic number, because the mean of its divisors is an integer number (1231409844).

Almost surely, 2^20232121130 is an apocalyptic number.

20232121130 is a deficient number, since it is larger than the sum of its proper divisors (19172993878).

20232121130 is a wasteful number, since it uses less digits than its factorization.

20232121130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737822.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 20232121130 its reverse (3112123202), we get a palindrome (23344244332).

The spelling of 20232121130 in words is "twenty billion, two hundred thirty-two million, one hundred twenty-one thousand, one hundred thirty".