1220104331134 has 16 divisors (see below), whose sum is σ = 2004343493040. Its totient is φ = 553580582400.

The previous prime is 1220104331129. The next prime is 1220104331137. The reversal of 1220104331134 is 4311334010221.

It is a junction number, because it is equal to n+sod(n) for n = 1220104331099 and 1220104331108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220104331137) 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, 397685667 + ... + 397688734.

It is an arithmetic number, because the mean of its divisors is an integer number (125271468315).

Almost surely, 2^{1220104331134} is an apocalyptic number.

1220104331134 is a deficient number, since it is larger than the sum of its proper divisors (784239161906).

1220104331134 is a wasteful number, since it uses less digits than its factorization.

1220104331134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795374475.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 1220104331134 its reverse (4311334010221), we get a palindrome (5531438341355).

The spelling of 1220104331134 in words is "one trillion, two hundred twenty billion, one hundred four million, three hundred thirty-one thousand, one hundred thirty-four".