402212401111 has 2 divisors, whose sum is σ = 402212401112. Its totient is φ = 402212401110.

The previous prime is 402212401081. The next prime is 402212401141. The reversal of 402212401111 is 111104212204.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (402212401081) and next prime (402212401141).

It is a cyclic number.

It is not a de Polignac number, because 402212401111 - 2⁹ = 402212400599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402212401141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201106200555 + 201106200556.

It is an arithmetic number, because the mean of its divisors is an integer number (201106200556).

Almost surely, 2^402212401111 is an apocalyptic number.

402212401111 is a deficient number, since it is larger than the sum of its proper divisors (1).

402212401111 is an equidigital number, since it uses as much as digits as its factorization.

402212401111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 402212401111 its reverse (111104212204), we get a palindrome (513316613315).

The spelling of 402212401111 in words is "four hundred two billion, two hundred twelve million, four hundred one thousand, one hundred eleven".