204124421402 has 32 divisors (see below), whose sum is σ = 355228286400. Its totient is φ = 86941223680.

The previous prime is 204124421383. The next prime is 204124421429.

It is a happy number.

204124421402 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1117277 + ... + 1287072.

It is an arithmetic number, because the mean of its divisors is an integer number (11100883950).

Almost surely, 2^204124421402 is an apocalyptic number.

204124421402 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

204124421402 is a deficient number, since it is larger than the sum of its proper divisors (151103864998).

204124421402 is a wasteful number, since it uses less digits than its factorization.

204124421402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2404606.

The product of its (nonzero) digits is 4096, while the sum is 26.

It can be divided in two parts, 204124 and 421402, that added together give a palindrome (625526).

The spelling of 204124421402 in words is "two hundred four billion, one hundred twenty-four million, four hundred twenty-one thousand, four hundred two".