1122315000 has 80 divisors (see below), whose sum is σ = 3506158920. Its totient is φ = 299280000.

The previous prime is 1122314989. The next prime is 1122315037. The reversal of 1122315000 is 5132211.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 22411 + ... + 52410.

Almost surely, 2^1122315000 is an apocalyptic number.

1122315000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122315000 is an abundant number, since it is smaller than the sum of its proper divisors (2383843920).

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

1122315000 is an equidigital number, since it uses as much as digits as its factorization.

1122315000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74850 (or 74831 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 1122315000 is about 33500.9701352065. The cubic root of 1122315000 is about 1039.2138412795.

Adding to 1122315000 its reverse (5132211), we get a palindrome (1127447211).

The spelling of 1122315000 in words is "one billion, one hundred twenty-two million, three hundred fifteen thousand".