9812223501 has 16 divisors (see below), whose sum is σ = 13356316800. Its totient is φ = 6406043840.

The previous prime is 9812223497. The next prime is 9812223539. The reversal of 9812223501 is 1053222189.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 9812223501 - 2² = 9812223497 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9812223401) 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, 122850 + ... + 186323.

It is an arithmetic number, because the mean of its divisors is an integer number (834769800).

Almost surely, 2^9812223501 is an apocalyptic number.

It is an amenable number.

9812223501 is a deficient number, since it is larger than the sum of its proper divisors (3544093299).

9812223501 is a wasteful number, since it uses less digits than its factorization.

9812223501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309396.

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 9812223501 is about 99056.6681299144. The cubic root of 9812223501 is about 2140.8643188861.

The spelling of 9812223501 in words is "nine billion, eight hundred twelve million, two hundred twenty-three thousand, five hundred one".