11212013013077 has 2 divisors, whose sum is σ = 11212013013078. Its totient is φ = 11212013013076.

The previous prime is 11212013013043. The next prime is 11212013013101. The reversal of 11212013013077 is 77031031021211.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9584281030801 + 1627731982276 = 3095849^2 + 1275826^2 .

It is a cyclic number.

It is not a de Polignac number, because 11212013013077 - 2⁶ = 11212013013013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11212013033077) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5606006506538 + 5606006506539.

It is an arithmetic number, because the mean of its divisors is an integer number (5606006506539).

Almost surely, 2^{11212013013077} is an apocalyptic number.

It is an amenable number.

11212013013077 is a deficient number, since it is larger than the sum of its proper divisors (1).

11212013013077 is an equidigital number, since it uses as much as digits as its factorization.

11212013013077 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1764, while the sum is 29.

Adding to 11212013013077 its reverse (77031031021211), we get a palindrome (88243044034288).

The spelling of 11212013013077 in words is "eleven trillion, two hundred twelve billion, thirteen million, thirteen thousand, seventy-seven".