2121104302 has 4 divisors (see below), whose sum is σ = 3181656456. Its totient is φ = 1060552150.

The previous prime is 2121104267. The next prime is 2121104303. The reversal of 2121104302 is 2034011212.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2121104303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 530276074 + ... + 530276077.

It is an arithmetic number, because the mean of its divisors is an integer number (795414114).

Almost surely, 2^2121104302 is an apocalyptic number.

2121104302 is a deficient number, since it is larger than the sum of its proper divisors (1060552154).

2121104302 is a wasteful number, since it uses less digits than its factorization.

2121104302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060552153.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2121104302 is about 46055.4481250590. The cubic root of 2121104302 is about 1284.8546726593.

Adding to 2121104302 its reverse (2034011212), we get a palindrome (4155115514).

The spelling of 2121104302 in words is "two billion, one hundred twenty-one million, one hundred four thousand, three hundred two".