100121311259 has 2 divisors, whose sum is σ = 100121311260. Its totient is φ = 100121311258.

The previous prime is 100121311253. The next prime is 100121311291. The reversal of 100121311259 is 952113121001.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100121311259 is a prime.

It is not a weakly prime, because it can be changed into another prime (100121311253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50060655629 + 50060655630.

It is an arithmetic number, because the mean of its divisors is an integer number (50060655630).

Almost surely, 2^100121311259 is an apocalyptic number.

100121311259 is a deficient number, since it is larger than the sum of its proper divisors (1).

100121311259 is an equidigital number, since it uses as much as digits as its factorization.

100121311259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 26.

The spelling of 100121311259 in words is "one hundred billion, one hundred twenty-one million, three hundred eleven thousand, two hundred fifty-nine".