221003012303122 has 32 divisors (see below), whose sum is σ = 401342571146880. Its totient is φ = 89159014189440.

The previous prime is 221003012303089. The next prime is 221003012303137. The reversal of 221003012303122 is 221303210300122.

It is a junction number, because it is equal to n+sod(n) for n = 221003012303093 and 221003012303102.

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, 2645940379 + ... + 2646023902.

It is an arithmetic number, because the mean of its divisors is an integer number (12541955348340).

Almost surely, 2^{221003012303122} is an apocalyptic number.

221003012303122 is a deficient number, since it is larger than the sum of its proper divisors (180339558843758).

221003012303122 is a wasteful number, since it uses less digits than its factorization.

221003012303122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5291964466.

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

Adding to 221003012303122 its reverse (221303210300122), we get a palindrome (442306222603244).

The spelling of 221003012303122 in words is "two hundred twenty-one trillion, three billion, twelve million, three hundred three thousand, one hundred twenty-two".