1220102010019 has 2 divisors, whose sum is σ = 1220102010020. Its totient is φ = 1220102010018.

The previous prime is 1220102009981. The next prime is 1220102010031. The reversal of 1220102010019 is 9100102010221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1220102010019 - 2²⁵ = 1220068455587 is a prime.

It is a super-2 number, since 2×1220102010019² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1220102009978 and 1220102010005.

It is not a weakly prime, because it can be changed into another prime (1220102010059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610051005009 + 610051005010.

It is an arithmetic number, because the mean of its divisors is an integer number (610051005010).

Almost surely, 2^{1220102010019} is an apocalyptic number.

1220102010019 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220102010019 is an equidigital number, since it uses as much as digits as its factorization.

1220102010019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 1220102010019 in words is "one trillion, two hundred twenty billion, one hundred two million, ten thousand, nineteen".