2140323102 has 48 divisors (see below), whose sum is σ = 4838101632. Its totient is φ = 709142040.

The previous prime is 2140323061. The next prime is 2140323131. The reversal of 2140323102 is 2013230412.

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 23 ways as a sum of consecutive naturals, for example, 67977 + ... + 94347.

It is an arithmetic number, because the mean of its divisors is an integer number (100793784).

Almost surely, 2^2140323102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2140323102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2419050816).

2140323102 is an abundant number, since it is smaller than the sum of its proper divisors (2697778530).

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

2140323102 is a wasteful number, since it uses less digits than its factorization.

2140323102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26555 (or 26543 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 2140323102 is about 46263.6261224734. The cubic root of 2140323102 is about 1288.7235941409.

Adding to 2140323102 its reverse (2013230412), we get a palindrome (4153553514).

The spelling of 2140323102 in words is "two billion, one hundred forty million, three hundred twenty-three thousand, one hundred two".