1201101121019 has 2 divisors, whose sum is σ = 1201101121020. Its totient is φ = 1201101121018.

The previous prime is 1201101120943. The next prime is 1201101121027. The reversal of 1201101121019 is 9101211011021.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1201101121019 - 2¹² = 1201101116923 is a prime.

It is a super-2 number, since 2×1201101121019² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1201101121049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600550560509 + 600550560510.

It is an arithmetic number, because the mean of its divisors is an integer number (600550560510).

Almost surely, 2^{1201101121019} is an apocalyptic number.

1201101121019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201101121019 is an equidigital number, since it uses as much as digits as its factorization.

1201101121019 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 1201101121019 in words is "one trillion, two hundred one billion, one hundred one million, one hundred twenty-one thousand, nineteen".