20423201121302 has 32 divisors (see below), whose sum is σ = 35491851700032. Its totient is φ = 8632645092864.

The previous prime is 20423201121293. The next prime is 20423201121347. The reversal of 20423201121302 is 20312110232402.

It is a congruent number.

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, 36737888 + ... + 37289660.

It is an arithmetic number, because the mean of its divisors is an integer number (1109120365626).

Almost surely, 2^{20423201121302} is an apocalyptic number.

20423201121302 is a deficient number, since it is larger than the sum of its proper divisors (15068650578730).

20423201121302 is a wasteful number, since it uses less digits than its factorization.

20423201121302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 588072.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 20423201121302 its reverse (20312110232402), we get a palindrome (40735311353704).

The spelling of 20423201121302 in words is "twenty trillion, four hundred twenty-three billion, two hundred one million, one hundred twenty-one thousand, three hundred two".