2211222100101 has 16 divisors (see below), whose sum is σ = 3379191627264. Its totient is φ = 1259914111344.

The previous prime is 2211222100099. The next prime is 2211222100117. The reversal of 2211222100101 is 1010012221122.

It is not a de Polignac number, because 2211222100101 - 2¹ = 2211222100099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211222100121) 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, 151716475 + ... + 151731048.

It is an arithmetic number, because the mean of its divisors is an integer number (211199476704).

Almost surely, 2^{2211222100101} is an apocalyptic number.

2211222100101 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2211222100101 is a deficient number, since it is larger than the sum of its proper divisors (1167969527163).

2211222100101 is a wasteful number, since it uses less digits than its factorization.

2211222100101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303447880.

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

Adding to 2211222100101 its reverse (1010012221122), we get a palindrome (3221234321223).

The spelling of 2211222100101 in words is "two trillion, two hundred eleven billion, two hundred twenty-two million, one hundred thousand, one hundred one".