2150121255223 has 8 divisors (see below), whose sum is σ = 2165525863200. Its totient is φ = 2134768955808.

The previous prime is 2150121255197. The next prime is 2150121255241. The reversal of 2150121255223 is 3225521210512.

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 2150121255223 - 2²¹ = 2150119158071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150121255523) 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, 12994636 + ... + 13159057.

It is an arithmetic number, because the mean of its divisors is an integer number (270690732900).

Almost surely, 2^{2150121255223} is an apocalyptic number.

2150121255223 is a deficient number, since it is larger than the sum of its proper divisors (15404607977).

2150121255223 is a wasteful number, since it uses less digits than its factorization.

2150121255223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26154281.

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 2150121255223 its reverse (3225521210512), we get a palindrome (5375642465735).

The spelling of 2150121255223 in words is "two trillion, one hundred fifty billion, one hundred twenty-one million, two hundred fifty-five thousand, two hundred twenty-three".