22222001210010 has 128 divisors (see below), whose sum is σ = 62940750741504. Its totient is φ = 4913685262080.

The previous prime is 22222001209981. The next prime is 22222001210029. The reversal of 22222001210010 is 1001210022222.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 17396344 + ... + 18629996.

It is an arithmetic number, because the mean of its divisors is an integer number (491724615168).

Almost surely, 2^{22222001210010} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22222001210010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31470375370752).

22222001210010 is an abundant number, since it is smaller than the sum of its proper divisors (40718749531494).

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

22222001210010 is a wasteful number, since it uses less digits than its factorization.

22222001210010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1236468.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22222001210010 its reverse (1001210022222), we get a palindrome (23223211232232).

The spelling of 22222001210010 in words is "twenty-two trillion, two hundred twenty-two billion, one million, two hundred ten thousand, ten".