20022132123 has 32 divisors (see below), whose sum is σ = 33928704000. Its totient is φ = 11431499328.

The previous prime is 20022132103. The next prime is 20022132133. The reversal of 20022132123 is 32123122002.

It is not a de Polignac number, because 20022132123 - 2¹⁶ = 20022066587 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20022132096 and 20022132105.

It is not an unprimeable number, because it can be changed into a prime (20022132103) 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, 181078 + ... + 269876.

It is an arithmetic number, because the mean of its divisors is an integer number (1060272000).

Almost surely, 2^20022132123 is an apocalyptic number.

20022132123 is a deficient number, since it is larger than the sum of its proper divisors (13906571877).

20022132123 is a wasteful number, since it uses less digits than its factorization.

20022132123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90008 (or 90002 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 20022132123 its reverse (32123122002), we get a palindrome (52145254125).

The spelling of 20022132123 in words is "twenty billion, twenty-two million, one hundred thirty-two thousand, one hundred twenty-three".