1204122224431 has 32 divisors (see below), whose sum is σ = 1437561520128. Its totient is φ = 986885601120.

The previous prime is 1204122224341. The next prime is 1204122224443. The reversal of 1204122224431 is 1344222214021.

It is a cyclic number.

It is not a de Polignac number, because 1204122224431 - 2²³ = 1204113835823 is a prime.

It is a super-2 number, since 2×1204122224431² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1204122224431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1204122224491) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8825176 + ... + 8960578.

It is an arithmetic number, because the mean of its divisors is an integer number (44923797504).

Almost surely, 2^{1204122224431} is an apocalyptic number.

1204122224431 is a deficient number, since it is larger than the sum of its proper divisors (233439295697).

1204122224431 is a wasteful number, since it uses less digits than its factorization.

1204122224431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135931.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 1204122224431 its reverse (1344222214021), we get a palindrome (2548344438452).

The spelling of 1204122224431 in words is "one trillion, two hundred four billion, one hundred twenty-two million, two hundred twenty-four thousand, four hundred thirty-one".