2122530155123 has 8 divisors (see below), whose sum is σ = 2431376939520. Its totient is φ = 1815090418440.

The previous prime is 2122530155089. The next prime is 2122530155129. The reversal of 2122530155123 is 3215510352212.

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 2122530155123 - 2¹⁶ = 2122530089587 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2122530155123.

It is not an unprimeable number, because it can be changed into a prime (2122530155129) 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, 351758693 + ... + 351764726.

It is an arithmetic number, because the mean of its divisors is an integer number (303922117440).

Almost surely, 2^{2122530155123} is an apocalyptic number.

2122530155123 is a deficient number, since it is larger than the sum of its proper divisors (308846784397).

2122530155123 is an equidigital number, since it uses as much as digits as its factorization.

2122530155123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 703523857.

The product of its (nonzero) digits is 18000, while the sum is 32.

The spelling of 2122530155123 in words is "two trillion, one hundred twenty-two billion, five hundred thirty million, one hundred fifty-five thousand, one hundred twenty-three".