221132423410031 has 16 divisors (see below), whose sum is σ = 256502497144320. Its totient is φ = 186707452425120.

The previous prime is 221132423410027. The next prime is 221132423410061. The reversal of 221132423410031 is 130014324231122.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 221132423410031 - 2² = 221132423410027 is a prime.

It is a super-2 number, since 2×221132423410031² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 221132423409976 and 221132423410003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221132423410061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8463785 + ... + 22669373.

It is an arithmetic number, because the mean of its divisors is an integer number (16031406071520).

Almost surely, 2^{221132423410031} is an apocalyptic number.

221132423410031 is a deficient number, since it is larger than the sum of its proper divisors (35370073734289).

221132423410031 is a wasteful number, since it uses less digits than its factorization.

221132423410031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14238854.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 221132423410031 its reverse (130014324231122), we get a palindrome (351146747641153).

The spelling of 221132423410031 in words is "two hundred twenty-one trillion, one hundred thirty-two billion, four hundred twenty-three million, four hundred ten thousand, thirty-one".