1102631712 has 432 divisors, whose sum is σ = 3890345760. Its totient is φ = 271724544.

The previous prime is 1102631701. The next prime is 1102631723. The reversal of 1102631712 is 2171362011.

It is an interprime number because it is at equal distance from previous prime (1102631701) and next prime (1102631723).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 15104508 + ... + 15104580.

It is an arithmetic number, because the mean of its divisors is an integer number (9005430).

Almost surely, 2^1102631712 is an apocalyptic number.

1102631712 is a gapful number since it is divisible by the number (12) 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 1102631712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1945172880).

1102631712 is an abundant number, since it is smaller than the sum of its proper divisors (2787714048).

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

1102631712 is a wasteful number, since it uses less digits than its factorization.

1102631712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145 (or 117 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 24.

The square root of 1102631712 is about 33205.8987530830. The cubic root of 1102631712 is about 1033.1026913152.

Adding to 1102631712 its reverse (2171362011), we get a palindrome (3273993723).

The spelling of 1102631712 in words is "one billion, one hundred two million, six hundred thirty-one thousand, seven hundred twelve".