2123404101233 has 16 divisors (see below), whose sum is σ = 2240667360000. Its totient is φ = 2009455873152.

The previous prime is 2123404101167. The next prime is 2123404101257. The reversal of 2123404101233 is 3321014043212.

It is a cyclic number.

It is not a de Polignac number, because 2123404101233 - 2¹⁴ = 2123404084849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2123404101263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3068783 + ... + 3696516.

It is an arithmetic number, because the mean of its divisors is an integer number (140041710000).

Almost surely, 2^{2123404101233} is an apocalyptic number.

It is an amenable number.

2123404101233 is a deficient number, since it is larger than the sum of its proper divisors (117263258767).

2123404101233 is a wasteful number, since it uses less digits than its factorization.

2123404101233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6765544.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 2123404101233 its reverse (3321014043212), we get a palindrome (5444418144445).

The spelling of 2123404101233 in words is "two trillion, one hundred twenty-three billion, four hundred four million, one hundred one thousand, two hundred thirty-three".