1241212254111 has 12 divisors (see below), whose sum is σ = 1803225512088. Its totient is φ = 822691743504.

The previous prime is 1241212254097. The next prime is 1241212254169. The reversal of 1241212254111 is 1114522121421.

It is a happy number.

1241212254111 is a `hidden beast` number, since 1 + 2 + 4 + 1 + 21 + 225 + 411 + 1 = 666.

It is not a de Polignac number, because 1241212254111 - 2⁶ = 1241212254047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1241212254181) 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, 398589405 + ... + 398592518.

It is an arithmetic number, because the mean of its divisors is an integer number (150268792674).

Almost surely, 2^{1241212254111} is an apocalyptic number.

1241212254111 is a deficient number, since it is larger than the sum of its proper divisors (562013257977).

1241212254111 is a wasteful number, since it uses less digits than its factorization.

1241212254111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 797182102 (or 797182099 counting only the distinct ones).

The product of its digits is 1280, while the sum is 27.

Adding to 1241212254111 its reverse (1114522121421), we get a palindrome (2355734375532).

The spelling of 1241212254111 in words is "one trillion, two hundred forty-one billion, two hundred twelve million, two hundred fifty-four thousand, one hundred eleven".