1122002010 has 128 divisors (see below), whose sum is σ = 3081957120. Its totient is φ = 290304000.

The previous prime is 1122002009. The next prime is 1122002017. The reversal of 1122002010 is 102002211.

1122002010 = 14978² + 14979² + ... + 14982².

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 = 1122001983 and 1122002001.

It is not an unprimeable number, because it can be changed into a prime (1122002017) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2797810 + ... + 2798210.

It is an arithmetic number, because the mean of its divisors is an integer number (24077790).

Almost surely, 2^1122002010 is an apocalyptic number.

1122002010 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 1122002010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1540978560).

1122002010 is an abundant number, since it is smaller than the sum of its proper divisors (1959955110).

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

1122002010 is a wasteful number, since it uses less digits than its factorization.

1122002010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 701 (or 695 counting only the distinct ones).

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

The square root of 1122002010 is about 33496.2984522171. The cubic root of 1122002010 is about 1039.1172273517.

Adding to 1122002010 its reverse (102002211), we get a palindrome (1224004221).

The spelling of 1122002010 in words is "one billion, one hundred twenty-two million, two thousand, ten".