1220102012099 has 2 divisors, whose sum is σ = 1220102012100. Its totient is φ = 1220102012098.

The previous prime is 1220102012029. The next prime is 1220102012119. The reversal of 1220102012099 is 9902102010221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1220102012099 is a prime.

It is not a weakly prime, because it can be changed into another prime (1220102012029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 610051006049 + 610051006050.

It is an arithmetic number, because the mean of its divisors is an integer number (610051006050).

Almost surely, 2^{1220102012099} is an apocalyptic number.

1220102012099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1220102012099 is an equidigital number, since it uses as much as digits as its factorization.

1220102012099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 29.

The spelling of 1220102012099 in words is "one trillion, two hundred twenty billion, one hundred two million, twelve thousand, ninety-nine".