1011211212119 has 2 divisors, whose sum is σ = 1011211212120. Its totient is φ = 1011211212118.

The previous prime is 1011211212091. The next prime is 1011211212203. The reversal of 1011211212119 is 9112121121101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1011211212119 is a prime.

It is a super-2 number, since 2×1011211212119² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1011211212094 and 1011211212103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1011211211119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505605606059 + 505605606060.

It is an arithmetic number, because the mean of its divisors is an integer number (505605606060).

Almost surely, 2^{1011211212119} is an apocalyptic number.

1011211212119 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011211212119 is an equidigital number, since it uses as much as digits as its factorization.

1011211212119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 23.

The spelling of 1011211212119 in words is "one trillion, eleven billion, two hundred eleven million, two hundred twelve thousand, one hundred nineteen".