121100144311 has 2 divisors, whose sum is σ = 121100144312. Its totient is φ = 121100144310.

The previous prime is 121100144303. The next prime is 121100144327. The reversal of 121100144311 is 113441001121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121100144311 - 2³ = 121100144303 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121100144381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60550072155 + 60550072156.

It is an arithmetic number, because the mean of its divisors is an integer number (60550072156).

Almost surely, 2^121100144311 is an apocalyptic number.

121100144311 is a deficient number, since it is larger than the sum of its proper divisors (1).

121100144311 is an equidigital number, since it uses as much as digits as its factorization.

121100144311 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 121100144311 its reverse (113441001121), we get a palindrome (234541145432).

The spelling of 121100144311 in words is "one hundred twenty-one billion, one hundred million, one hundred forty-four thousand, three hundred eleven".