103220203311 has 32 divisors (see below), whose sum is σ = 155209728000. Its totient is φ = 67789418400.

The previous prime is 103220203309. The next prime is 103220203319. The reversal of 103220203311 is 113302022301.

103220203311 is a `hidden beast` number, since 10 + 322 + 0 + 2 + 0 + 331 + 1 = 666.

It is not a de Polignac number, because 103220203311 - 2¹ = 103220203309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103220203319) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 447570 + ... + 637776.

It is an arithmetic number, because the mean of its divisors is an integer number (4850304000).

Almost surely, 2^103220203311 is an apocalyptic number.

103220203311 is a deficient number, since it is larger than the sum of its proper divisors (51989524689).

103220203311 is a wasteful number, since it uses less digits than its factorization.

103220203311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190516 (or 190510 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 103220203311 its reverse (113302022301), we get a palindrome (216522225612).

The spelling of 103220203311 in words is "one hundred three billion, two hundred twenty million, two hundred three thousand, three hundred eleven".