22113211302 has 64 divisors (see below), whose sum is σ = 60480591360. Its totient is φ = 5832054432.

The previous prime is 22113211301. The next prime is 22113211327. The reversal of 22113211302 is 20311231122.

22113211302 is a `hidden beast` number, since 2 + 211 + 321 + 130 + 2 = 666.

It is a super-2 number, since 2×22113211302² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22113211301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2245108 + ... + 2254935.

It is an arithmetic number, because the mean of its divisors is an integer number (945009240).

Almost surely, 2^22113211302 is an apocalyptic number.

22113211302 is an abundant number, since it is smaller than the sum of its proper divisors (38367380058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22113211302 is a wasteful number, since it uses less digits than its factorization.

22113211302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4500074 (or 4500068 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 22113211302 its reverse (20311231122), we get a palindrome (42424442424).

The spelling of 22113211302 in words is "twenty-two billion, one hundred thirteen million, two hundred eleven thousand, three hundred two".