2123404101235 has 8 divisors (see below), whose sum is σ = 2658871222560. Its totient is φ = 1624865746944.

The previous prime is 2123404101167. The next prime is 2123404101257. The reversal of 2123404101235 is 5321014043212.

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

It is a cyclic number.

It is not a de Polignac number, because 2123404101235 - 2⁷ = 2123404101107 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9232191630 + ... + 9232191859.

It is an arithmetic number, because the mean of its divisors is an integer number (332358902820).

Almost surely, 2^{2123404101235} is an apocalyptic number.

2123404101235 is a deficient number, since it is larger than the sum of its proper divisors (535467121325).

2123404101235 is a wasteful number, since it uses less digits than its factorization.

2123404101235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18464383517.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 2123404101235 its reverse (5321014043212), we get a palindrome (7444418144447).

The spelling of 2123404101235 in words is "two trillion, one hundred twenty-three billion, four hundred four million, one hundred one thousand, two hundred thirty-five".