20323124022402 has 64 divisors (see below), whose sum is σ = 46090430991360. Its totient is φ = 6635605871232.

The previous prime is 20323124022401. The next prime is 20323124022469. The reversal of 20323124022402 is 20422042132302.

20323124022402 is a `hidden beast` number, since 2 + 0 + 3 + 2 + 3 + 12 + 402 + 240 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (20323124022401) 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, 4112043 + ... + 7586510.

It is an arithmetic number, because the mean of its divisors is an integer number (720162984240).

Almost surely, 2^{20323124022402} is an apocalyptic number.

20323124022402 is an abundant number, since it is smaller than the sum of its proper divisors (25767306968958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20323124022402 is a wasteful number, since it uses less digits than its factorization.

20323124022402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11699224 (or 11699218 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 20323124022402 its reverse (20422042132302), we get a palindrome (40745166154704).

The spelling of 20323124022402 in words is "twenty trillion, three hundred twenty-three billion, one hundred twenty-four million, twenty-two thousand, four hundred two".