1101213203207 has 4 divisors (see below), whose sum is σ = 1185921911160. Its totient is φ = 1016504495256.

The previous prime is 1101213203201. The next prime is 1101213203239. The reversal of 1101213203207 is 7023023121011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1101213203207 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1101213203201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42354353957 + ... + 42354353982.

It is an arithmetic number, because the mean of its divisors is an integer number (296480477790).

Almost surely, 2^{1101213203207} is an apocalyptic number.

1101213203207 is a deficient number, since it is larger than the sum of its proper divisors (84708707953).

1101213203207 is an equidigital number, since it uses as much as digits as its factorization.

1101213203207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84708707952.

The product of its (nonzero) digits is 504, while the sum is 23.

Adding to 1101213203207 its reverse (7023023121011), we get a palindrome (8124236324218).

The spelling of 1101213203207 in words is "one trillion, one hundred one billion, two hundred thirteen million, two hundred three thousand, two hundred seven".