4031052102 has 128 divisors (see below), whose sum is σ = 11406458880. Its totient is φ = 1024699680.

The previous prime is 4031052097. The next prime is 4031052127. The reversal of 4031052102 is 2012501304.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 185113 + ... + 205739.

It is an arithmetic number, because the mean of its divisors is an integer number (89112960).

Almost surely, 2^4031052102 is an apocalyptic number.

4031052102 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 4031052102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5703229440).

4031052102 is an abundant number, since it is smaller than the sum of its proper divisors (7375406778).

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

4031052102 is a wasteful number, since it uses less digits than its factorization.

4031052102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20703 (or 20697 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 4031052102 is about 63490.5670316465. The cubic root of 4031052102 is about 1591.4981465190.

Adding to 4031052102 its reverse (2012501304), we get a palindrome (6043553406).

The spelling of 4031052102 in words is "four billion, thirty-one million, fifty-two thousand, one hundred two".