1122200000010 has 96 divisors (see below), whose sum is σ = 2999083054032. Its totient is φ = 290921932800.

The previous prime is 1122199999939. The next prime is 1122200000011. The reversal of 1122200000010 is 100000022211.

It can be written as a sum of positive squares in 8 ways, for example, as 533660931441 + 588539068569 = 730521^2 + 767163^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1122199999938 and 1122200000001.

It is not an unprimeable number, because it can be changed into a prime (1122200000011) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3859032 + ... + 4139628.

Almost surely, 2^{1122200000010} is an apocalyptic number.

1122200000010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1122200000010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1499541527016).

1122200000010 is an abundant number, since it is smaller than the sum of its proper divisors (1876883054022).

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

1122200000010 is a wasteful number, since it uses less digits than its factorization.

1122200000010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281848 (or 281845 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 1122200000010 its reverse (100000022211), we get a palindrome (1222200022221).

The spelling of 1122200000010 in words is "one trillion, one hundred twenty-two billion, two hundred million, ten", and thus it is an aban number.