20402023122333 has 6 divisors (see below), whose sum is σ = 29469588954494. Its totient is φ = 13601348748216.

The previous prime is 20402023122311. The next prime is 20402023122343. The reversal of 20402023122333 is 33322132020402.

20402023122333 is a `hidden beast` number, since 2 + 0 + 4 + 0 + 202 + 3 + 122 + 333 = 666.

It can be written as a sum of positive squares in only one way, i.e., 20207200638564 + 194822483769 = 4495242^2 + 441387^2 .

It is not a de Polignac number, because 20402023122333 - 2¹³ = 20402023114141 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20402023122297 and 20402023122306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20402023122343) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1133445729010 + ... + 1133445729027.

Almost surely, 2^{20402023122333} is an apocalyptic number.

It is an amenable number.

20402023122333 is a deficient number, since it is larger than the sum of its proper divisors (9067565832161).

20402023122333 is a wasteful number, since it uses less digits than its factorization.

20402023122333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2266891458043 (or 2266891458040 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 20402023122333 its reverse (33322132020402), we get a palindrome (53724155142735).

The spelling of 20402023122333 in words is "twenty trillion, four hundred two billion, twenty-three million, one hundred twenty-two thousand, three hundred thirty-three".