1203020022311 has 8 divisors (see below), whose sum is σ = 1225751546880. Its totient is φ = 1180289721312.

The previous prime is 1203020022299. The next prime is 1203020022427. The reversal of 1203020022311 is 1132200203021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1203020022311 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1203020022311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1203020027311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1816961 + ... + 2389013.

It is an arithmetic number, because the mean of its divisors is an integer number (153218943360).

Almost surely, 2^{1203020022311} is an apocalyptic number.

1203020022311 is a deficient number, since it is larger than the sum of its proper divisors (22731524569).

1203020022311 is an equidigital number, since it uses as much as digits as its factorization.

1203020022311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611785.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1203020022311 its reverse (1132200203021), we get a palindrome (2335220225332).

The spelling of 1203020022311 in words is "one trillion, two hundred three billion, twenty million, twenty-two thousand, three hundred eleven".