1101212249939 has 2 divisors, whose sum is σ = 1101212249940. Its totient is φ = 1101212249938.

The previous prime is 1101212249933. The next prime is 1101212249957. The reversal of 1101212249939 is 9399422121011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1101212249939 - 2¹⁶ = 1101212184403 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1101212249939.

It is not a weakly prime, because it can be changed into another prime (1101212249933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550606124969 + 550606124970.

It is an arithmetic number, because the mean of its divisors is an integer number (550606124970).

Almost surely, 2^{1101212249939} is an apocalyptic number.

1101212249939 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101212249939 is an equidigital number, since it uses as much as digits as its factorization.

1101212249939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 44.

The spelling of 1101212249939 in words is "one trillion, one hundred one billion, two hundred twelve million, two hundred forty-nine thousand, nine hundred thirty-nine".