1122210988 has 6 divisors (see below), whose sum is σ = 1963869236. Its totient is φ = 561105492.

The previous prime is 1122210983. The next prime is 1122210997. The reversal of 1122210988 is 8890122211.

It is a super-2 number, since 2×1122210988² = 2518715003175872288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1122210983) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140276370 + ... + 140276377.

Almost surely, 2^1122210988 is an apocalyptic number.

It is an amenable number.

1122210988 is a deficient number, since it is larger than the sum of its proper divisors (841658248).

1122210988 is a wasteful number, since it uses less digits than its factorization.

1122210988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280552751 (or 280552749 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 34.

The square root of 1122210988 is about 33499.4177262829. The cubic root of 1122210988 is about 1039.1817367903.

The spelling of 1122210988 in words is "one billion, one hundred twenty-two million, two hundred ten thousand, nine hundred eighty-eight".