22313012010 has 128 divisors (see below), whose sum is σ = 55734497280. Its totient is φ = 5714032896.

The previous prime is 22313011999. The next prime is 22313012017. The reversal of 22313012010 is 1021031322.

It is a super-3 number, since 3×22313012010³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22313012017) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13178724 + ... + 13180416.

It is an arithmetic number, because the mean of its divisors is an integer number (435425760).

Almost surely, 2^22313012010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22313012010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27867248640).

22313012010 is an abundant number, since it is smaller than the sum of its proper divisors (33421485270).

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

22313012010 is a wasteful number, since it uses less digits than its factorization.

22313012010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1932.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 22313012010 its reverse (1021031322), we get a palindrome (23334043332).

The spelling of 22313012010 in words is "twenty-two billion, three hundred thirteen million, twelve thousand, ten".