22211212010001 has 16 divisors (see below), whose sum is σ = 33845754344448. Its totient is φ = 12692084418000.

The previous prime is 22211212009979. The next prime is 22211212010003. The reversal of 22211212010001 is 10001021211222.

It is not a de Polignac number, because 22211212010001 - 2⁹ = 22211212009489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22211212010003) 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, 7006156 + ... + 9669986.

It is an arithmetic number, because the mean of its divisors is an integer number (2115359646528).

Almost surely, 2^{22211212010001} is an apocalyptic number.

22211212010001 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22211212010001 is a deficient number, since it is larger than the sum of its proper divisors (11634542334447).

22211212010001 is a wasteful number, since it uses less digits than its factorization.

22211212010001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3060892.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22211212010001 its reverse (10001021211222), we get a palindrome (32212233221223).

The spelling of 22211212010001 in words is "twenty-two trillion, two hundred eleven billion, two hundred twelve million, ten thousand, one".