22145200110331 has 4 divisors (see below), whose sum is σ = 22200425048664. Its totient is φ = 22089975172000.

The previous prime is 22145200110329. The next prime is 22145200110409. The reversal of 22145200110331 is 13301100254122.

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 22145200110331 - 2¹ = 22145200110329 is a prime.

It is a super-2 number, since 2×22145200110331² (a number of 27 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 = 22145200110296 and 22145200110305.

It is not an unprimeable number, because it can be changed into a prime (22145200110431) 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, 27612468565 + ... + 27612469366.

It is an arithmetic number, because the mean of its divisors is an integer number (5550106262166).

Almost surely, 2^{22145200110331} is an apocalyptic number.

22145200110331 is a deficient number, since it is larger than the sum of its proper divisors (55224938333).

22145200110331 is an equidigital number, since it uses as much as digits as its factorization.

22145200110331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55224938332.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 22145200110331 its reverse (13301100254122), we get a palindrome (35446300364453).

The spelling of 22145200110331 in words is "twenty-two trillion, one hundred forty-five billion, two hundred million, one hundred ten thousand, three hundred thirty-one".