20122231341452 has 12 divisors (see below), whose sum is σ = 35543006762760. Its totient is φ = 9967086552096.

The previous prime is 20122231341383. The next prime is 20122231341461. The reversal of 20122231341452 is 25414313222102.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23507279177 + ... + 23507280032.

It is an arithmetic number, because the mean of its divisors is an integer number (2961917230230).

Almost surely, 2^{20122231341452} is an apocalyptic number.

It is an amenable number.

20122231341452 is a deficient number, since it is larger than the sum of its proper divisors (15420775421308).

20122231341452 is a wasteful number, since it uses less digits than its factorization.

20122231341452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47014559320 (or 47014559318 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 20122231341452 its reverse (25414313222102), we get a palindrome (45536544563554).

The spelling of 20122231341452 in words is "twenty trillion, one hundred twenty-two billion, two hundred thirty-one million, three hundred forty-one thousand, four hundred fifty-two".