1122213122300 has 72 divisors (see below), whose sum is σ = 2531842951680. Its totient is φ = 431279697600.

The previous prime is 1122213122297. The next prime is 1122213122357. The reversal of 1122213122300 is 32213122211.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 871274 + ... + 1733073.

It is an arithmetic number, because the mean of its divisors is an integer number (35164485440).

Almost surely, 2^{1122213122300} is an apocalyptic number.

1122213122300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122213122300 is an abundant number, since it is smaller than the sum of its proper divisors (1409629829380).

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

1122213122300 is a wasteful number, since it uses less digits than its factorization.

1122213122300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2604531 (or 2604524 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1122213122300 its reverse (32213122211), we get a palindrome (1154426244511).

The spelling of 1122213122300 in words is "one trillion, one hundred twenty-two billion, two hundred thirteen million, one hundred twenty-two thousand, three hundred".