3155412222 has 48 divisors (see below), whose sum is σ = 7124261040. Its totient is φ = 1008099456.

The previous prime is 3155412199. The next prime is 3155412259. The reversal of 3155412222 is 2222145513.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49453 + ... + 93575.

It is an arithmetic number, because the mean of its divisors is an integer number (148422105).

Almost surely, 2^3155412222 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3155412222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3562130520).

3155412222 is an abundant number, since it is smaller than the sum of its proper divisors (3968848818).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3155412222 is a wasteful number, since it uses less digits than its factorization.

3155412222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44297 (or 44294 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 3155412222 is about 56173.0560144274. The cubic root of 3155412222 is about 1466.7362799488.

Adding to 3155412222 its reverse (2222145513), we get a palindrome (5377557735).

The spelling of 3155412222 in words is "three billion, one hundred fifty-five million, four hundred twelve thousand, two hundred twenty-two".