2211300023331 has 16 divisors (see below), whose sum is σ = 3369620850944. Its totient is φ = 1263592207584.

The previous prime is 2211300023311. The next prime is 2211300023333. The reversal of 2211300023331 is 1333200031122.

It is not a de Polignac number, because 2211300023331 - 2⁵ = 2211300023299 is a prime.

It is a super-2 number, since 2×2211300023331² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Duffinian number.

2211300023331 is a modest number, since divided by 23331 gives 22113 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 2211300023298 and 2211300023307.

It is not an unprimeable number, because it can be changed into a prime (2211300023333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6195861 + ... + 6543033.

It is an arithmetic number, because the mean of its divisors is an integer number (210601303184).

Almost surely, 2^{2211300023331} is an apocalyptic number.

2211300023331 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2211300023331 is a deficient number, since it is larger than the sum of its proper divisors (1158320827613).

2211300023331 is a wasteful number, since it uses less digits than its factorization.

2211300023331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 650490.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 2211300023331 its reverse (1333200031122), we get a palindrome (3544500054453).

The spelling of 2211300023331 in words is "two trillion, two hundred eleven billion, three hundred million, twenty-three thousand, three hundred thirty-one".