102200020120023 has 24 divisors (see below), whose sum is σ = 158559724281600. Its totient is φ = 58383282469680.

The previous prime is 102200020119959. The next prime is 102200020120061. The reversal of 102200020120023 is 320021020002201.

It is a happy number.

It is not a de Polignac number, because 102200020120023 - 2⁶ = 102200020119959 is a prime.

It is a super-2 number, since 2×102200020120023² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102200020119984 and 102200020120011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102200020120423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 99062623 + ... + 100088976.

It is an arithmetic number, because the mean of its divisors is an integer number (6606655178400).

Almost surely, 2^{102200020120023} is an apocalyptic number.

102200020120023 is a deficient number, since it is larger than the sum of its proper divisors (56359704161577).

102200020120023 is a wasteful number, since it uses less digits than its factorization.

102200020120023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199155107 (or 199155100 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 102200020120023 its reverse (320021020002201), we get a palindrome (422221040122224).

The spelling of 102200020120023 in words is "one hundred two trillion, two hundred billion, twenty million, one hundred twenty thousand, twenty-three".