1122311012 has 6 divisors (see below), whose sum is σ = 1964044278. Its totient is φ = 561155504.

The previous prime is 1122310993. The next prime is 1122311023. The reversal of 1122311012 is 2101132211.

It can be written as a sum of positive squares in only one way, i.e., 911073856 + 211237156 = 30184^2 + 14534^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140288873 + ... + 140288880.

It is an arithmetic number, because the mean of its divisors is an integer number (327340713).

Almost surely, 2^1122311012 is an apocalyptic number.

It is an amenable number.

1122311012 is a deficient number, since it is larger than the sum of its proper divisors (841733266).

1122311012 is a wasteful number, since it uses less digits than its factorization.

1122311012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280577757 (or 280577755 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 1122311012 is about 33500.9106144893. The cubic root of 1122311012 is about 1039.2126103744.

Adding to 1122311012 its reverse (2101132211), we get a palindrome (3223443223).

The spelling of 1122311012 in words is "one billion, one hundred twenty-two million, three hundred eleven thousand, twelve".