1103211203311 has 8 divisors (see below), whose sum is σ = 1260931821984. Its totient is φ = 945520339200.

The previous prime is 1103211203261. The next prime is 1103211203329. The reversal of 1103211203311 is 1133021123011.

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

It is a cyclic number.

It is not a de Polignac number, because 1103211203311 - 2²¹ = 1103209106159 is a prime.

It is a super-2 number, since 2×1103211203311² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1103611203311) 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, 7359130 + ... + 7507543.

It is an arithmetic number, because the mean of its divisors is an integer number (157616477748).

Almost surely, 2^{1103211203311} is an apocalyptic number.

1103211203311 is a deficient number, since it is larger than the sum of its proper divisors (157720618673).

1103211203311 is a wasteful number, since it uses less digits than its factorization.

1103211203311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14877281.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 1103211203311 its reverse (1133021123011), we get a palindrome (2236232326322).

The spelling of 1103211203311 in words is "one trillion, one hundred three billion, two hundred eleven million, two hundred three thousand, three hundred eleven".