1122245689000 has 32 divisors (see below), whose sum is σ = 2626054914600. Its totient is φ = 448898275200.

The previous prime is 1122245688983. The next prime is 1122245689013. The reversal of 1122245689000 is 9865422211.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 178305196644 + 943940492356 = 422262^2 + 971566^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 561121845 + ... + 561123844.

Almost surely, 2^{1122245689000} is an apocalyptic number.

1122245689000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122245689000 is an abundant number, since it is smaller than the sum of its proper divisors (1503809225600).

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

1122245689000 is a wasteful number, since it uses less digits than its factorization.

1122245689000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1122245710 (or 1122245696 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The spelling of 1122245689000 in words is "one trillion, one hundred twenty-two billion, two hundred forty-five million, six hundred eighty-nine thousand".