1122201012 has 48 divisors (see below), whose sum is σ = 2678417280. Its totient is φ = 365559168.

The previous prime is 1122201007. The next prime is 1122201013. The reversal of 1122201012 is 2101022211.

1122201012 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1122201012² = 2518670222667648288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1122201013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163914 + ... + 170622.

It is an arithmetic number, because the mean of its divisors is an integer number (55800360).

Almost surely, 2^1122201012 is an apocalyptic number.

1122201012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1122201012 is an abundant number, since it is smaller than the sum of its proper divisors (1556216268).

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

1122201012 is a wasteful number, since it uses less digits than its factorization.

1122201012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7032 (or 7030 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1122201012 is about 33499.2688278416. The cubic root of 1122201012 is about 1039.1786574800.

Adding to 1122201012 its reverse (2101022211), we get a palindrome (3223223223).

The spelling of 1122201012 in words is "one billion, one hundred twenty-two million, two hundred one thousand, twelve".