1212000201131 has 2 divisors, whose sum is σ = 1212000201132. Its totient is φ = 1212000201130.

The previous prime is 1212000201089. The next prime is 1212000201151. The reversal of 1212000201131 is 1311020002121.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1212000201131 is a prime.

It is a super-2 number, since 2×1212000201131² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1212000201151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 606000100565 + 606000100566.

It is an arithmetic number, because the mean of its divisors is an integer number (606000100566).

Almost surely, 2^{1212000201131} is an apocalyptic number.

1212000201131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1212000201131 is an equidigital number, since it uses as much as digits as its factorization.

1212000201131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 1212000201131 its reverse (1311020002121), we get a palindrome (2523020203252).

The spelling of 1212000201131 in words is "one trillion, two hundred twelve billion, two hundred one thousand, one hundred thirty-one".