21301020233122 has 64 divisors (see below), whose sum is σ = 37820078788608. Its totient is φ = 8809974720000.

The previous prime is 21301020233093. The next prime is 21301020233147. The reversal of 21301020233122 is 22133202010312.

It is a junction number, because it is equal to n+sod(n) for n = 21301020233093 and 21301020233102.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11012872 + ... + 12801772.

It is an arithmetic number, because the mean of its divisors is an integer number (590938731072).

Almost surely, 2^{21301020233122} is an apocalyptic number.

21301020233122 is a deficient number, since it is larger than the sum of its proper divisors (16519058555486).

21301020233122 is a wasteful number, since it uses less digits than its factorization.

21301020233122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1789235.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 21301020233122 its reverse (22133202010312), we get a palindrome (43434222243434).

The spelling of 21301020233122 in words is "twenty-one trillion, three hundred one billion, twenty million, two hundred thirty-three thousand, one hundred twenty-two".