1121122221004 has 6 divisors (see below), whose sum is σ = 1961963886764. Its totient is φ = 560561110500.

The previous prime is 1121122220989. The next prime is 1121122221061. The reversal of 1121122221004 is 4001222211211.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140140277622 + ... + 140140277629.

Almost surely, 2^{1121122221004} is an apocalyptic number.

It is an amenable number.

1121122221004 is a deficient number, since it is larger than the sum of its proper divisors (840841665760).

1121122221004 is a wasteful number, since it uses less digits than its factorization.

1121122221004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280280555255 (or 280280555253 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 1121122221004 its reverse (4001222211211), we get a palindrome (5122344432215).

The spelling of 1121122221004 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-two million, two hundred twenty-one thousand, four".