102001233021023 has 4 divisors (see below), whose sum is σ = 116572837738320. Its totient is φ = 87429628303728.

The previous prime is 102001233020977. The next prime is 102001233021071. The reversal of 102001233021023 is 320120332100201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102001233021023 - 2⁶ = 102001233020959 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102001233020986 and 102001233021004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102001233021073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7285802358638 + ... + 7285802358651.

It is an arithmetic number, because the mean of its divisors is an integer number (29143209434580).

Almost surely, 2^{102001233021023} is an apocalyptic number.

102001233021023 is a deficient number, since it is larger than the sum of its proper divisors (14571604717297).

102001233021023 is an equidigital number, since it uses as much as digits as its factorization.

102001233021023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14571604717296.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 102001233021023 its reverse (320120332100201), we get a palindrome (422121565121224).

The spelling of 102001233021023 in words is "one hundred two trillion, one billion, two hundred thirty-three million, twenty-one thousand, twenty-three".