101021114281 has 2 divisors, whose sum is σ = 101021114282. Its totient is φ = 101021114280.

The previous prime is 101021114267. The next prime is 101021114351. The reversal of 101021114281 is 182411120101.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 76332848656 + 24688265625 = 276284^2 + 157125^2 .

It is a cyclic number.

It is not a de Polignac number, because 101021114281 - 2⁷ = 101021114153 is a prime.

It is a super-2 number, since 2×101021114281² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (101021114581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50510557140 + 50510557141.

It is an arithmetic number, because the mean of its divisors is an integer number (50510557141).

Almost surely, 2^101021114281 is an apocalyptic number.

It is an amenable number.

101021114281 is a deficient number, since it is larger than the sum of its proper divisors (1).

101021114281 is an equidigital number, since it uses as much as digits as its factorization.

101021114281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 22.

Adding to 101021114281 its reverse (182411120101), we get a palindrome (283432234382).

The spelling of 101021114281 in words is "one hundred one billion, twenty-one million, one hundred fourteen thousand, two hundred eighty-one".