22421221410031 has 4 divisors (see below), whose sum is σ = 22421686657752. Its totient is φ = 22420756162312.

The previous prime is 22421221409903. The next prime is 22421221410047. The reversal of 22421221410031 is 13001412212422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22421221410031 - 2⁷ = 22421221409903 is a prime.

It is a super-2 number, since 2×22421221410031² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22421221409978 and 22421221410005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22421221410061) 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, 232551565 + ... + 232647958.

It is an arithmetic number, because the mean of its divisors is an integer number (5605421664438).

Almost surely, 2^{22421221410031} is an apocalyptic number.

22421221410031 is a deficient number, since it is larger than the sum of its proper divisors (465247721).

22421221410031 is an equidigital number, since it uses as much as digits as its factorization.

22421221410031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465247720.

The product of its (nonzero) digits is 1536, while the sum is 25.

Adding to 22421221410031 its reverse (13001412212422), we get a palindrome (35422633622453).

The spelling of 22421221410031 in words is "twenty-two trillion, four hundred twenty-one billion, two hundred twenty-one million, four hundred ten thousand, thirty-one".