21040401002330 has 16 divisors (see below), whose sum is σ = 37981865100960. Its totient is φ = 8391906334992.

The previous prime is 21040401002329. The next prime is 21040401002381. The reversal of 21040401002330 is 3320010404012.

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, 3031754600 + ... + 3031761539.

It is an arithmetic number, because the mean of its divisors is an integer number (2373866568810).

Almost surely, 2^{21040401002330} is an apocalyptic number.

21040401002330 is a deficient number, since it is larger than the sum of its proper divisors (16941464098630).

21040401002330 is a wasteful number, since it uses less digits than its factorization.

21040401002330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6063516493.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 21040401002330 its reverse (3320010404012), we get a palindrome (24360411406342).

The spelling of 21040401002330 in words is "twenty-one trillion, forty billion, four hundred one million, two thousand, three hundred thirty".