1201102221019 has 2 divisors, whose sum is σ = 1201102221020. Its totient is φ = 1201102221018.

The previous prime is 1201102220987. The next prime is 1201102221041. The reversal of 1201102221019 is 9101222011021.

It is an a-pointer prime, because the next prime (1201102221041) can be obtained adding 1201102221019 to its sum of digits (22).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1201102221019 - 2⁵ = 1201102220987 is a prime.

It is a super-2 number, since 2×1201102221019² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1201102225019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600551110509 + 600551110510.

It is an arithmetic number, because the mean of its divisors is an integer number (600551110510).

Almost surely, 2^{1201102221019} is an apocalyptic number.

1201102221019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201102221019 is an equidigital number, since it uses as much as digits as its factorization.

1201102221019 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 22.

The spelling of 1201102221019 in words is "one trillion, two hundred one billion, one hundred two million, two hundred twenty-one thousand, nineteen".