1102203102 has 256 divisors, whose sum is σ = 3158507520. Its totient is φ = 247104000.

The previous prime is 1102203059. The next prime is 1102203139. The reversal of 1102203102 is 2013022011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 10912852 + ... + 10912952.

It is an arithmetic number, because the mean of its divisors is an integer number (12337920).

Almost surely, 2^1102203102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1102203102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1579253760).

1102203102 is an abundant number, since it is smaller than the sum of its proper divisors (2056304418).

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

1102203102 is a wasteful number, since it uses less digits than its factorization.

1102203102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1102203102 is about 33199.4443025783. Note that the first 3 decimals coincide. The cubic root of 1102203102 is about 1032.9688129687.

Adding to 1102203102 its reverse (2013022011), we get a palindrome (3115225113).

The spelling of 1102203102 in words is "one billion, one hundred two million, two hundred three thousand, one hundred two".