1111212020179 has 2 divisors, whose sum is σ = 1111212020180. Its totient is φ = 1111212020178.

The previous prime is 1111212020153. The next prime is 1111212020263. The reversal of 1111212020179 is 9710202121111.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1111212020179 is a prime.

It is not a weakly prime, because it can be changed into another prime (1111212020119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 555606010089 + 555606010090.

It is an arithmetic number, because the mean of its divisors is an integer number (555606010090).

Almost surely, 2^{1111212020179} is an apocalyptic number.

1111212020179 is a deficient number, since it is larger than the sum of its proper divisors (1).

1111212020179 is an equidigital number, since it uses as much as digits as its factorization.

1111212020179 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 28.

The spelling of 1111212020179 in words is "one trillion, one hundred eleven billion, two hundred twelve million, twenty thousand, one hundred seventy-nine".