22212111001011 has 8 divisors (see below), whose sum is σ = 29619664139520. Its totient is φ = 14806315931592.

The previous prime is 22212111000977. The next prime is 22212111001043. The reversal of 22212111001011 is 11010011121222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22212111001011 - 2²² = 22212106806707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22212111001511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 439487791 + ... + 439538328.

It is an arithmetic number, because the mean of its divisors is an integer number (3702458017440).

Almost surely, 2^{22212111001011} is an apocalyptic number.

22212111001011 is a deficient number, since it is larger than the sum of its proper divisors (7407553138509).

22212111001011 is an equidigital number, since it uses as much as digits as its factorization.

22212111001011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 879034545.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 22212111001011 its reverse (11010011121222), we get a palindrome (33222122122233).

The spelling of 22212111001011 in words is "twenty-two trillion, two hundred twelve billion, one hundred eleven million, one thousand, eleven".