211116161370 has 16 divisors (see below), whose sum is σ = 506678787360. Its totient is φ = 56297643024.

The previous prime is 211116161369. The next prime is 211116161383. The reversal of 211116161370 is 73161611112.

211116161370 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 7037205379 = 211116161370 / (2 + 1 + 1 + 1 + 1 + 6 + 1 + 6 + 1 + 3 + 7 + 0).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3518602660 + ... + 3518602719.

It is an arithmetic number, because the mean of its divisors is an integer number (31667424210).

Almost surely, 2^211116161370 is an apocalyptic number.

211116161370 is an abundant number, since it is smaller than the sum of its proper divisors (295562625990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211116161370 is a wasteful number, since it uses less digits than its factorization.

211116161370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7037205389.

The product of its (nonzero) digits is 1512, while the sum is 30.

Adding to 211116161370 its reverse (73161611112), we get a palindrome (284277772482).

The spelling of 211116161370 in words is "two hundred eleven billion, one hundred sixteen million, one hundred sixty-one thousand, three hundred seventy".