101011321211 has 2 divisors, whose sum is σ = 101011321212. Its totient is φ = 101011321210.

The previous prime is 101011321193. The next prime is 101011321231. The reversal of 101011321211 is 112123110101.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101011321211 - 2²² = 101007126907 is a prime.

It is not a weakly prime, because it can be changed into another prime (101011321231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50505660605 + 50505660606.

It is an arithmetic number, because the mean of its divisors is an integer number (50505660606).

Almost surely, 2^101011321211 is an apocalyptic number.

101011321211 is a deficient number, since it is larger than the sum of its proper divisors (1).

101011321211 is an equidigital number, since it uses as much as digits as its factorization.

101011321211 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 101011321211 its reverse (112123110101), we get a palindrome (213134431312).

The spelling of 101011321211 in words is "one hundred one billion, eleven million, three hundred twenty-one thousand, two hundred eleven".