2254131500121 has 6 divisors (see below), whose sum is σ = 3255967722410. Its totient is φ = 1502754333408.

The previous prime is 2254131500083. The next prime is 2254131500123. The reversal of 2254131500121 is 1210051314522.

It is a happy number.

2254131500121 is a `hidden beast` number, since 2 + 2 + 5 + 4 + 1 + 31 + 500 + 121 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2001760906896 + 252370593225 = 1414836^2 + 502365^2 .

It is not a de Polignac number, because 2254131500121 - 2¹⁰ = 2254131499097 is a prime.

It is a super-2 number, since 2×2254131500121² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2254131500123) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 125229527776 + ... + 125229527793.

Almost surely, 2^{2254131500121} is an apocalyptic number.

It is an amenable number.

2254131500121 is a deficient number, since it is larger than the sum of its proper divisors (1001836222289).

2254131500121 is a wasteful number, since it uses less digits than its factorization.

2254131500121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250459055575 (or 250459055572 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

Adding to 2254131500121 its reverse (1210051314522), we get a palindrome (3464182814643).

The spelling of 2254131500121 in words is "two trillion, two hundred fifty-four billion, one hundred thirty-one million, five hundred thousand, one hundred twenty-one".