1122743271012 has 48 divisors (see below), whose sum is σ = 2859670904832. Its totient is φ = 340013454880.

The previous prime is 1122743271007. The next prime is 1122743271049. The reversal of 1122743271012 is 2101723472211.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2434308 + ... + 2858555.

It is an arithmetic number, because the mean of its divisors is an integer number (59576477184).

Almost surely, 2^{1122743271012} is an apocalyptic number.

1122743271012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1122743271012 is an abundant number, since it is smaller than the sum of its proper divisors (1736927633820).

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

1122743271012 is a wasteful number, since it uses less digits than its factorization.

1122743271012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5294488 (or 5294486 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 33.

The spelling of 1122743271012 in words is "one trillion, one hundred twenty-two billion, seven hundred forty-three million, two hundred seventy-one thousand, twelve".