1100212119977 has 2 divisors, whose sum is σ = 1100212119978. Its totient is φ = 1100212119976.

The previous prime is 1100212119967. The next prime is 1100212120003. The reversal of 1100212119977 is 7799112120011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 559640144281 + 540571975696 = 748091^2 + 735236^2 .

It is a cyclic number.

It is not a de Polignac number, because 1100212119977 - 2⁴ = 1100212119961 is a prime.

It is not a weakly prime, because it can be changed into another prime (1100212119967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550106059988 + 550106059989.

It is an arithmetic number, because the mean of its divisors is an integer number (550106059989).

Almost surely, 2^{1100212119977} is an apocalyptic number.

It is an amenable number.

1100212119977 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100212119977 is an equidigital number, since it uses as much as digits as its factorization.

1100212119977 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876, while the sum is 41.

Adding to 1100212119977 its reverse (7799112120011), we get a palindrome (8899324239988).

The spelling of 1100212119977 in words is "one trillion, one hundred billion, two hundred twelve million, one hundred nineteen thousand, nine hundred seventy-seven".