2140102404 has 48 divisors (see below), whose sum is σ = 6052818240. Its totient is φ = 648515520.

The previous prime is 2140102397. The next prime is 2140102427. The reversal of 2140102404 is 4042010412.

2140102404 is a `hidden beast` number, since 21 + 401 + 0 + 240 + 4 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 899529 + ... + 901904.

It is an arithmetic number, because the mean of its divisors is an integer number (126100380).

Almost surely, 2^2140102404 is an apocalyptic number.

It is an amenable number.

2140102404 is an abundant number, since it is smaller than the sum of its proper divisors (3912715836).

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

2140102404 is a wasteful number, since it uses less digits than its factorization.

2140102404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1801457 (or 1801449 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 2140102404 is about 46261.2408393895. The cubic root of 2140102404 is about 1288.6792973248.

Adding to 2140102404 its reverse (4042010412), we get a palindrome (6182112816).

The spelling of 2140102404 in words is "two billion, one hundred forty million, one hundred two thousand, four hundred four".