20023223010102 has 64 divisors (see below), whose sum is σ = 47920750133760. Its totient is φ = 6160744088352.

The previous prime is 20023223010061. The next prime is 20023223010113. The reversal of 20023223010102 is 20101032232002.

20023223010102 is a `hidden beast` number, since 200 + 2 + 322 + 30 + 10 + 102 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17303353 + ... + 18424235.

It is an arithmetic number, because the mean of its divisors is an integer number (748761720840).

Almost surely, 2^{20023223010102} is an apocalyptic number.

20023223010102 is an abundant number, since it is smaller than the sum of its proper divisors (27897527123658).

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

20023223010102 is a wasteful number, since it uses less digits than its factorization.

20023223010102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1146354 (or 1146348 counting only the distinct ones).

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

Adding to 20023223010102 its reverse (20101032232002), we get a palindrome (40124255242104).

The spelling of 20023223010102 in words is "twenty trillion, twenty-three billion, two hundred twenty-three million, ten thousand, one hundred two".