122101120102019 has 2 divisors, whose sum is σ = 122101120102020. Its totient is φ = 122101120102018.

The previous prime is 122101120102007. The next prime is 122101120102111. The reversal of 122101120102019 is 910201021101221.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (910201021101221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 122101120102019 - 2³⁶ = 122032400625283 is a prime.

It is a super-2 number, since 2×122101120102019² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 122101120101985 and 122101120102003.

It is not a weakly prime, because it can be changed into another prime (122101120102319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61050560051009 + 61050560051010.

It is an arithmetic number, because the mean of its divisors is an integer number (61050560051010).

Almost surely, 2^{122101120102019} is an apocalyptic number.

122101120102019 is a deficient number, since it is larger than the sum of its proper divisors (1).

122101120102019 is an equidigital number, since it uses as much as digits as its factorization.

122101120102019 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 23.

The spelling of 122101120102019 in words is "one hundred twenty-two trillion, one hundred one billion, one hundred twenty million, one hundred two thousand, nineteen".