101210001149 has 2 divisors, whose sum is σ = 101210001150. Its totient is φ = 101210001148.

The previous prime is 101210001121. The next prime is 101210001203. The reversal of 101210001149 is 941100012101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 80698605625 + 20511395524 = 284075^2 + 143218^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101210001149 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101210001149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101210001349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50605000574 + 50605000575.

It is an arithmetic number, because the mean of its divisors is an integer number (50605000575).

Almost surely, 2^101210001149 is an apocalyptic number.

It is an amenable number.

101210001149 is a deficient number, since it is larger than the sum of its proper divisors (1).

101210001149 is an equidigital number, since it uses as much as digits as its factorization.

101210001149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 101210001149 in words is "one hundred one billion, two hundred ten million, one thousand, one hundred forty-nine".