1222010998 has 32 divisors (see below), whose sum is σ = 2023491456. Its totient is φ = 549959808.

The previous prime is 1222010989. The next prime is 1222011013. The reversal of 1222010998 is 8990102221.

1222010998 is a modest number, since divided by 10998 gives 1222 as remainder.

It is a congruent number.

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, 356340 + ... + 359752.

It is an arithmetic number, because the mean of its divisors is an integer number (63234108).

Almost surely, 2^1222010998 is an apocalyptic number.

1222010998 is a deficient number, since it is larger than the sum of its proper divisors (801480458).

1222010998 is a wasteful number, since it uses less digits than its factorization.

1222010998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3768.

The product of its (nonzero) digits is 5184, while the sum is 34.

The square root of 1222010998 is about 34957.2738925678. The cubic root of 1222010998 is about 1069.1165147280.

The spelling of 1222010998 in words is "one billion, two hundred twenty-two million, ten thousand, nine hundred ninety-eight".