2134242421402 has 32 divisors (see below), whose sum is σ = 3941198295552. Its totient is φ = 844088874624.

The previous prime is 2134242421393. The next prime is 2134242421403. The reversal of 2134242421402 is 2041242424312.

It is not an unprimeable number, because it can be changed into a prime (2134242421403) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 894883 + ... + 2251510.

It is an arithmetic number, because the mean of its divisors is an integer number (123162446736).

Almost surely, 2^{2134242421402} is an apocalyptic number.

2134242421402 is a deficient number, since it is larger than the sum of its proper divisors (1806955874150).

2134242421402 is a wasteful number, since it uses less digits than its factorization.

2134242421402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3150142.

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 2134242421402 its reverse (2041242424312), we get a palindrome (4175484845714).

The spelling of 2134242421402 in words is "two trillion, one hundred thirty-four billion, two hundred forty-two million, four hundred twenty-one thousand, four hundred two".