211264331401361 has 8 divisors (see below), whose sum is σ = 241540345274304. Its totient is φ = 181012166303760.

The previous prime is 211264331401339. The next prime is 211264331401373. The reversal of 211264331401361 is 163104133462112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211264331401361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211264331401301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5962174850 + ... + 5962210283.

It is an arithmetic number, because the mean of its divisors is an integer number (30192543159288).

Almost surely, 2^{211264331401361} is an apocalyptic number.

It is an amenable number.

211264331401361 is a deficient number, since it is larger than the sum of its proper divisors (30276013872943).

211264331401361 is a wasteful number, since it uses less digits than its factorization.

211264331401361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11924387671.

The product of its (nonzero) digits is 62208, while the sum is 38.

Adding to 211264331401361 its reverse (163104133462112), we get a palindrome (374368464863473).

The spelling of 211264331401361 in words is "two hundred eleven trillion, two hundred sixty-four billion, three hundred thirty-one million, four hundred one thousand, three hundred sixty-one".