220321103011 has 16 divisors (see below), whose sum is σ = 235339540128. Its totient is φ = 205535116800.

The previous prime is 220321102949. The next prime is 220321103047. The reversal of 220321103011 is 110301123022.

It is a cyclic number.

It is not a de Polignac number, because 220321103011 - 2²¹ = 220319005859 is a prime.

It is a super-2 number, since 2×220321103011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220321103111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1841641 + ... + 1957621.

It is an arithmetic number, because the mean of its divisors is an integer number (14708721258).

Almost surely, 2^220321103011 is an apocalyptic number.

220321103011 is a deficient number, since it is larger than the sum of its proper divisors (15018437117).

220321103011 is a wasteful number, since it uses less digits than its factorization.

220321103011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116982.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 220321103011 its reverse (110301123022), we get a palindrome (330622226033).

The spelling of 220321103011 in words is "two hundred twenty billion, three hundred twenty-one million, one hundred three thousand, eleven".