21146114083 has 2 divisors, whose sum is σ = 21146114084. Its totient is φ = 21146114082.

The previous prime is 21146114069. The next prime is 21146114107. The reversal of 21146114083 is 38041164112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 21146114083 - 2²¹ = 21144016931 is a prime.

It is a super-2 number, since 2×21146114083² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (21146114023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10573057041 + 10573057042.

It is an arithmetic number, because the mean of its divisors is an integer number (10573057042).

Almost surely, 2^21146114083 is an apocalyptic number.

21146114083 is a deficient number, since it is larger than the sum of its proper divisors (1).

21146114083 is an equidigital number, since it uses as much as digits as its factorization.

21146114083 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 31.

Adding to 21146114083 its reverse (38041164112), we get a palindrome (59187278195).

The spelling of 21146114083 in words is "twenty-one billion, one hundred forty-six million, one hundred fourteen thousand, eighty-three".