221130040031122 has 8 divisors (see below), whose sum is σ = 331696597763916. Its totient is φ = 110564507443152.

The previous prime is 221130040031107. The next prime is 221130040031123.

221130040031122 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 2 ways, for example, as 191410849787161 + 29719190243961 = 13835131^2 + 5451531^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 221130040031093 and 221130040031102.

It is not an unprimeable number, because it can be changed into a prime (221130040031123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255746713 + ... + 256609900.

Almost surely, 2^{221130040031122} is an apocalyptic number.

221130040031122 is a deficient number, since it is larger than the sum of its proper divisors (110566557732794).

221130040031122 is a wasteful number, since it uses less digits than its factorization.

221130040031122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512572412.

The product of its (nonzero) digits is 576, while the sum is 22.

The spelling of 221130040031122 in words is "two hundred twenty-one trillion, one hundred thirty billion, forty million, thirty-one thousand, one hundred twenty-two".