101210121012151 has 2 divisors, whose sum is σ = 101210121012152. Its totient is φ = 101210121012150.

The previous prime is 101210121012149. The next prime is 101210121012163. The reversal of 101210121012151 is 151210121012101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101210121012151 - 2¹ = 101210121012149 is a prime.

Together with 101210121012149, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101210121012191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50605060506075 + 50605060506076.

It is an arithmetic number, because the mean of its divisors is an integer number (50605060506076).

Almost surely, 2^{101210121012151} is an apocalyptic number.

101210121012151 is a deficient number, since it is larger than the sum of its proper divisors (1).

101210121012151 is an equidigital number, since it uses as much as digits as its factorization.

101210121012151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40, while the sum is 19.

Adding to 101210121012151 its reverse (151210121012101), we get a palindrome (252420242024252).

The spelling of 101210121012151 in words is "one hundred one trillion, two hundred ten billion, one hundred twenty-one million, twelve thousand, one hundred fifty-one".