1321214342211 has 12 divisors (see below), whose sum is σ = 1908559618992. Its totient is φ = 880745452656.

The previous prime is 1321214342101. The next prime is 1321214342213. The reversal of 1321214342211 is 1122434121231.

1321214342211 is a `hidden beast` number, since 1 + 3 + 2 + 1 + 2 + 1 + 434 + 221 + 1 = 666.

It is not a de Polignac number, because 1321214342211 - 2¹¹ = 1321214340163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1321214342213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5211711 + ... + 5459336.

It is an arithmetic number, because the mean of its divisors is an integer number (159046634916).

Almost surely, 2^{1321214342211} is an apocalyptic number.

1321214342211 is a deficient number, since it is larger than the sum of its proper divisors (587345276781).

1321214342211 is a wasteful number, since it uses less digits than its factorization.

1321214342211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10684810 (or 10684807 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

Adding to 1321214342211 its reverse (1122434121231), we get a palindrome (2443648463442).

The spelling of 1321214342211 in words is "one trillion, three hundred twenty-one billion, two hundred fourteen million, three hundred forty-two thousand, two hundred eleven".