102211343331 has 4 divisors (see below), whose sum is σ = 136281791112. Its totient is φ = 68140895552.

The previous prime is 102211343309. The next prime is 102211343393. The reversal of 102211343331 is 133343112201.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 102211343331 - 2¹⁹ = 102210819043 is a prime.

It is a super-2 number, since 2×102211343331² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102211343831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17035223886 + ... + 17035223891.

It is an arithmetic number, because the mean of its divisors is an integer number (34070447778).

Almost surely, 2^102211343331 is an apocalyptic number.

102211343331 is a deficient number, since it is larger than the sum of its proper divisors (34070447781).

102211343331 is an equidigital number, since it uses as much as digits as its factorization.

102211343331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34070447780.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 102211343331 its reverse (133343112201), we get a palindrome (235554455532).

The spelling of 102211343331 in words is "one hundred two billion, two hundred eleven million, three hundred forty-three thousand, three hundred thirty-one".