2212101632645 has 16 divisors (see below), whose sum is σ = 2716730005440. Its totient is φ = 1728223668864.

The previous prime is 2212101632597. The next prime is 2212101632683. The reversal of 2212101632645 is 5462361012122.

It is a cyclic number.

It is not a de Polignac number, because 2212101632645 - 2¹² = 2212101628549 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 336746 + ... + 2130164.

It is an arithmetic number, because the mean of its divisors is an integer number (169795625340).

Almost surely, 2^{2212101632645} is an apocalyptic number.

It is an amenable number.

2212101632645 is a deficient number, since it is larger than the sum of its proper divisors (504628372795).

2212101632645 is a wasteful number, since it uses less digits than its factorization.

2212101632645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1799204.

The product of its (nonzero) digits is 34560, while the sum is 35.

Adding to 2212101632645 its reverse (5462361012122), we get a palindrome (7674462644767).

The spelling of 2212101632645 in words is "two trillion, two hundred twelve billion, one hundred one million, six hundred thirty-two thousand, six hundred forty-five".