223121451121130 has 16 divisors (see below), whose sum is σ = 402651050616360. Its totient is φ = 89019149648832.

The previous prime is 223121451121117. The next prime is 223121451121199. The reversal of 223121451121130 is 31121154121322.

It can be written as a sum of positive squares in 4 ways, for example, as 179546573451001 + 43574877670129 = 13399499^2 + 6601127^2 .

It is a super-3 number, since 3×223121451121130³ (a number of 44 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223121451121093 and 223121451121102.

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, 28678845869 + ... + 28678853648.

Almost surely, 2^{223121451121130} is an apocalyptic number.

223121451121130 is a deficient number, since it is larger than the sum of its proper divisors (179529599495230).

223121451121130 is a wasteful number, since it uses less digits than its factorization.

223121451121130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57357699913.

The product of its (nonzero) digits is 2880, while the sum is 29.

The spelling of 223121451121130 in words is "two hundred twenty-three trillion, one hundred twenty-one billion, four hundred fifty-one million, one hundred twenty-one thousand, one hundred thirty".