1220550331034 has 16 divisors (see below), whose sum is σ = 1834250177760. Its totient is φ = 609133860720.

The previous prime is 1220550331027. The next prime is 1220550331093. The reversal of 1220550331034 is 4301330550221.

It is a happy number.

It is a super-2 number, since 2×1220550331034² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1220550330988 and 1220550331006.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10268012 + ... + 10386200.

It is an arithmetic number, because the mean of its divisors is an integer number (114640636110).

Almost surely, 2^{1220550331034} is an apocalyptic number.

1220550331034 is a deficient number, since it is larger than the sum of its proper divisors (613699846726).

1220550331034 is a wasteful number, since it uses less digits than its factorization.

1220550331034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127805.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 1220550331034 its reverse (4301330550221), we get a palindrome (5521880881255).

The spelling of 1220550331034 in words is "one trillion, two hundred twenty billion, five hundred fifty million, three hundred thirty-one thousand, thirty-four".