1220432513299 has 2 divisors, whose sum is σ = 1220432513300. Its totient is φ = 1220432513298.

The previous prime is 1220432513233. The next prime is 1220432513327. The reversal of 1220432513299 is 9923152340221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1220432513299 - 2¹³ = 1220432505107 is a prime.

It is a super-3 number, since 3×1220432513299³ (a number of 37 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (1220432513999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610216256649 + 610216256650.

It is an arithmetic number, because the mean of its divisors is an integer number (610216256650).

Almost surely, 2^{1220432513299} is an apocalyptic number.

1220432513299 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220432513299 is an equidigital number, since it uses as much as digits as its factorization.

1220432513299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 43.

The spelling of 1220432513299 in words is "one trillion, two hundred twenty billion, four hundred thirty-two million, five hundred thirteen thousand, two hundred ninety-nine".