1224022100432 has 10 divisors (see below), whose sum is σ = 2371542819618. Its totient is φ = 612011050208.

The previous prime is 1224022100429. The next prime is 1224022100471. The reversal of 1224022100432 is 2340012204221.

It can be written as a sum of positive squares in only one way, i.e., 614286007696 + 609736092736 = 783764^2 + 780856^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1224022100398 and 1224022100407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38250690623 + ... + 38250690654.

Almost surely, 2^{1224022100432} is an apocalyptic number.

It is an amenable number.

1224022100432 is a deficient number, since it is larger than the sum of its proper divisors (1147520719186).

1224022100432 is an equidigital number, since it uses as much as digits as its factorization.

1224022100432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76501381285 (or 76501381279 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

Adding to 1224022100432 its reverse (2340012204221), we get a palindrome (3564034304653).

The spelling of 1224022100432 in words is "one trillion, two hundred twenty-four billion, twenty-two million, one hundred thousand, four hundred thirty-two".