211245200001 has 48 divisors (see below), whose sum is σ = 334109048832. Its totient is φ = 127552092000.

The previous prime is 211245199969. The next prime is 211245200017. The reversal of 211245200001 is 100002542112.

211245200001 is a `hidden beast` number, since 21 + 124 + 520 + 0 + 0 + 0 + 1 = 666.

It is not a de Polignac number, because 211245200001 - 2⁵ = 211245199969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (211245200051) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41819926 + ... + 41824976.

It is an arithmetic number, because the mean of its divisors is an integer number (6960605184).

Almost surely, 2^211245200001 is an apocalyptic number.

It is an amenable number.

211245200001 is a deficient number, since it is larger than the sum of its proper divisors (122863848831).

211245200001 is a wasteful number, since it uses less digits than its factorization.

211245200001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6554 (or 6551 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

Adding to 211245200001 its reverse (100002542112), we get a palindrome (311247742113).

The spelling of 211245200001 in words is "two hundred eleven billion, two hundred forty-five million, two hundred thousand, one".