1122122231000 has 64 divisors (see below), whose sum is σ = 2664956717280. Its totient is φ = 442149628800.

The previous prime is 1122122230993. The next prime is 1122122231059. The reversal of 1122122231000 is 1322212211.

It is a super-2 number, since 2×1122122231000² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1122122231000.

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, 8307047 + ... + 8441046.

Almost surely, 2^{1122122231000} is an apocalyptic number.

1122122231000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122122231000 is an abundant number, since it is smaller than the sum of its proper divisors (1542834486280).

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

1122122231000 is a wasteful number, since it uses less digits than its factorization.

1122122231000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16748181 (or 16748167 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 1122122231000 its reverse (1322212211), we get a palindrome (1123444443211).

The spelling of 1122122231000 in words is "one trillion, one hundred twenty-two billion, one hundred twenty-two million, two hundred thirty-one thousand".