21101001210119 has 2 divisors, whose sum is σ = 21101001210120. Its totient is φ = 21101001210118.

The previous prime is 21101001210097. The next prime is 21101001210137. The reversal of 21101001210119 is 91101210010112.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 21101001210119 - 2¹² = 21101001206023 is a prime.

It is a super-2 number, since 2×21101001210119² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 21101001210119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21101001230119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10550500605059 + 10550500605060.

It is an arithmetic number, because the mean of its divisors is an integer number (10550500605060).

Almost surely, 2^{21101001210119} is an apocalyptic number.

21101001210119 is a deficient number, since it is larger than the sum of its proper divisors (1).

21101001210119 is an equidigital number, since it uses as much as digits as its factorization.

21101001210119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 20.

The spelling of 21101001210119 in words is "twenty-one trillion, one hundred one billion, one million, two hundred ten thousand, one hundred nineteen".