1220432513195 has 16 divisors (see below), whose sum is σ = 1772191078848. Its totient is φ = 787640478720.

The previous prime is 1220432513159. The next prime is 1220432513221. The reversal of 1220432513195 is 5913152340221.

It is not a de Polignac number, because 1220432513195 - 2²⁰ = 1220431464619 is a prime.

It is a super-3 number, since 3×1220432513195³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1025572946 + ... + 1025574135.

It is an arithmetic number, because the mean of its divisors is an integer number (110761942428).

Almost surely, 2^{1220432513195} is an apocalyptic number.

1220432513195 is a deficient number, since it is larger than the sum of its proper divisors (551758565653).

1220432513195 is a wasteful number, since it uses less digits than its factorization.

1220432513195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2051147110.

The product of its (nonzero) digits is 64800, while the sum is 38.

The spelling of 1220432513195 in words is "one trillion, two hundred twenty billion, four hundred thirty-two million, five hundred thirteen thousand, one hundred ninety-five".