101211212211019 has 2 divisors, whose sum is σ = 101211212211020. Its totient is φ = 101211212211018.

The previous prime is 101211212210993. The next prime is 101211212211037. The reversal of 101211212211019 is 910112212112101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101211212211019 - 2⁷ = 101211212210891 is a prime.

It is a super-2 number, since 2×101211212211019² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101211212210984 and 101211212211002.

It is not a weakly prime, because it can be changed into another prime (101211212211719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50605606105509 + 50605606105510.

It is an arithmetic number, because the mean of its divisors is an integer number (50605606105510).

Almost surely, 2^{101211212211019} is an apocalyptic number.

101211212211019 is a deficient number, since it is larger than the sum of its proper divisors (1).

101211212211019 is an equidigital number, since it uses as much as digits as its factorization.

101211212211019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 25.

The spelling of 101211212211019 in words is "one hundred one trillion, two hundred eleven billion, two hundred twelve million, two hundred eleven thousand, nineteen".