2123012013023 has 8 divisors (see below), whose sum is σ = 2321015298816. Its totient is φ = 1925842426200.

The previous prime is 2123012012999. The next prime is 2123012013029. The reversal of 2123012013023 is 3203102103212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2123012013023 - 2⁸ = 2123012012767 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2123012012986 and 2123012013004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123012013029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208419413 + ... + 208429598.

It is an arithmetic number, because the mean of its divisors is an integer number (290126912352).

Almost surely, 2^{2123012013023} is an apocalyptic number.

2123012013023 is a deficient number, since it is larger than the sum of its proper divisors (198003285793).

2123012013023 is a wasteful number, since it uses less digits than its factorization.

2123012013023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 416849485.

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

Adding to 2123012013023 its reverse (3203102103212), we get a palindrome (5326114116235).

The spelling of 2123012013023 in words is "two trillion, one hundred twenty-three billion, twelve million, thirteen thousand, twenty-three".