1102402000 has 160 divisors (see below), whose sum is σ = 3110515200. Its totient is φ = 377731200.

The previous prime is 1102401991. The next prime is 1102402001. The reversal of 1102402000 is 2042011.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102402001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 685197 + ... + 686803.

It is an arithmetic number, because the mean of its divisors is an integer number (19440720).

Almost surely, 2^1102402000 is an apocalyptic number.

1102402000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1102402000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1555257600).

1102402000 is an abundant number, since it is smaller than the sum of its proper divisors (2008113200).

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

1102402000 is an equidigital number, since it uses as much as digits as its factorization.

1102402000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1651 (or 1621 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 1102402000 is about 33202.4396693978. The cubic root of 1102402000 is about 1033.0309440083.

Adding to 1102402000 its reverse (2042011), we get a palindrome (1104444011).

The spelling of 1102402000 in words is "one billion, one hundred two million, four hundred two thousand".