101210101120111 has 2 divisors, whose sum is σ = 101210101120112. Its totient is φ = 101210101120110.

The previous prime is 101210101120061. The next prime is 101210101120157. The reversal of 101210101120111 is 111021101012101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101210101120111 - 2¹³ = 101210101111919 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101210101120091 and 101210101120100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101210101120811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50605050560055 + 50605050560056.

It is an arithmetic number, because the mean of its divisors is an integer number (50605050560056).

Almost surely, 2^{101210101120111} is an apocalyptic number.

101210101120111 is a deficient number, since it is larger than the sum of its proper divisors (1).

101210101120111 is an equidigital number, since it uses as much as digits as its factorization.

101210101120111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 13.

Adding to 101210101120111 its reverse (111021101012101), we get a palindrome (212231202132212).

The spelling of 101210101120111 in words is "one hundred one trillion, two hundred ten billion, one hundred one million, one hundred twenty thousand, one hundred eleven".