1220435311334 has 16 divisors (see below), whose sum is σ = 1848829343760. Its totient is φ = 604159197600.

The previous prime is 1220435311321. The next prime is 1220435311339. The reversal of 1220435311334 is 4331135340221.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1220435311334.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220435311339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10649612 + ... + 10763600.

It is an arithmetic number, because the mean of its divisors is an integer number (115551833985).

Almost surely, 2^{1220435311334} is an apocalyptic number.

1220435311334 is a deficient number, since it is larger than the sum of its proper divisors (628394032426).

1220435311334 is a wasteful number, since it uses less digits than its factorization.

1220435311334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167095.

The product of its (nonzero) digits is 25920, while the sum is 32.

The spelling of 1220435311334 in words is "one trillion, two hundred twenty billion, four hundred thirty-five million, three hundred eleven thousand, three hundred thirty-four".