211212001201139 has 2 divisors, whose sum is σ = 211212001201140. Its totient is φ = 211212001201138.

The previous prime is 211212001201133. The next prime is 211212001201213. The reversal of 211212001201139 is 931102100212112.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211212001201139 is a prime.

It is a super-2 number, since 2×211212001201139² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (211212001201133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105606000600569 + 105606000600570.

It is an arithmetic number, because the mean of its divisors is an integer number (105606000600570).

Almost surely, 2^{211212001201139} is an apocalyptic number.

211212001201139 is a deficient number, since it is larger than the sum of its proper divisors (1).

211212001201139 is an equidigital number, since it uses as much as digits as its factorization.

211212001201139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 26.

The spelling of 211212001201139 in words is "two hundred eleven trillion, two hundred twelve billion, one million, two hundred one thousand, one hundred thirty-nine".