1122312294 has 16 divisors (see below), whose sum is σ = 2494027440. Its totient is φ = 374104080.

The previous prime is 1122312281. The next prime is 1122312299. The reversal of 1122312294 is 4922132211.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122312299) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10391727 + ... + 10391834.

It is an arithmetic number, because the mean of its divisors is an integer number (155876715).

Almost surely, 2^1122312294 is an apocalyptic number.

1122312294 is an abundant number, since it is smaller than the sum of its proper divisors (1371715146).

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

1122312294 is a wasteful number, since it uses less digits than its factorization.

1122312294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20783572 (or 20783566 counting only the distinct ones).

The product of its digits is 1728, while the sum is 27.

The square root of 1122312294 is about 33500.9297482921. The cubic root of 1122312294 is about 1039.2130060669.

The spelling of 1122312294 in words is "one billion, one hundred twenty-two million, three hundred twelve thousand, two hundred ninety-four".