2121142435 has 8 divisors (see below), whose sum is σ = 2545655760. Its totient is φ = 1696724064.

The previous prime is 2121142423. The next prime is 2121142483. The reversal of 2121142435 is 5342411212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2121142435 - 2⁷ = 2121142307 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41929 + ... + 77461.

It is an arithmetic number, because the mean of its divisors is an integer number (318206970).

Almost surely, 2^2121142435 is an apocalyptic number.

2121142435 is a deficient number, since it is larger than the sum of its proper divisors (424513325).

2121142435 is a wasteful number, since it uses less digits than its factorization.

2121142435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47477.

The product of its digits is 1920, while the sum is 25.

The square root of 2121142435 is about 46055.8621133076. The cubic root of 2121142435 is about 1284.8623722758.

Adding to 2121142435 its reverse (5342411212), we get a palindrome (7463553647).

The spelling of 2121142435 in words is "two billion, one hundred twenty-one million, one hundred forty-two thousand, four hundred thirty-five".