2212511146645 has 16 divisors (see below), whose sum is σ = 2685415999680. Its totient is φ = 1749748961664.

The previous prime is 2212511146639. The next prime is 2212511146673. The reversal of 2212511146645 is 5466411152122.

It is a cyclic number.

It is not a de Polignac number, because 2212511146645 - 2⁹ = 2212511146133 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2212511146598 and 2212511146607.

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, 1575382 + ... + 2628088.

It is an arithmetic number, because the mean of its divisors is an integer number (167838499980).

Almost surely, 2^{2212511146645} is an apocalyptic number.

It is an amenable number.

2212511146645 is a deficient number, since it is larger than the sum of its proper divisors (472904853035).

2212511146645 is a wasteful number, since it uses less digits than its factorization.

2212511146645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1057524.

The product of its digits is 115200, while the sum is 40.

Adding to 2212511146645 its reverse (5466411152122), we get a palindrome (7678922298767).

The spelling of 2212511146645 in words is "two trillion, two hundred twelve billion, five hundred eleven million, one hundred forty-six thousand, six hundred forty-five".