22121012303 has 16 divisors (see below), whose sum is σ = 24146522400. Its totient is φ = 20143416960.

The previous prime is 22121012293. The next prime is 22121012317. The reversal of 22121012303 is 30321012122.

It is a cyclic number.

It is not a de Polignac number, because 22121012303 - 2⁶ = 22121012239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22121012383) 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, 290408 + ... + 358578.

It is an arithmetic number, because the mean of its divisors is an integer number (1509157650).

Almost surely, 2^22121012303 is an apocalyptic number.

22121012303 is a deficient number, since it is larger than the sum of its proper divisors (2025510097).

22121012303 is a wasteful number, since it uses less digits than its factorization.

22121012303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68522.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 22121012303 its reverse (30321012122), we get a palindrome (52442024425).

The spelling of 22121012303 in words is "twenty-two billion, one hundred twenty-one million, twelve thousand, three hundred three".