211141302121 has 4 divisors (see below), whose sum is σ = 211475916544. Its totient is φ = 210806687700.

The previous prime is 211141302101. The next prime is 211141302179. The reversal of 211141302121 is 121203141112.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 211141302121 - 2²³ = 211132913513 is a prime.

It is a super-2 number, since 2×211141302121² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211141302101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 167306265 + ... + 167307526.

It is an arithmetic number, because the mean of its divisors is an integer number (52868979136).

Almost surely, 2^211141302121 is an apocalyptic number.

It is an amenable number.

211141302121 is a deficient number, since it is larger than the sum of its proper divisors (334614423).

211141302121 is an equidigital number, since it uses as much as digits as its factorization.

211141302121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334614422.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 211141302121 its reverse (121203141112), we get a palindrome (332344443233).

The spelling of 211141302121 in words is "two hundred eleven billion, one hundred forty-one million, three hundred two thousand, one hundred twenty-one".