103021131011 has 2 divisors, whose sum is σ = 103021131012. Its totient is φ = 103021131010.

The previous prime is 103021130987. The next prime is 103021131043. The reversal of 103021131011 is 110131120301.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (110131120301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 103021131011 - 2²² = 103016936707 is a prime.

It is a super-2 number, since 2×103021131011² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (103021131071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51510565505 + 51510565506.

It is an arithmetic number, because the mean of its divisors is an integer number (51510565506).

Almost surely, 2^103021131011 is an apocalyptic number.

103021131011 is a deficient number, since it is larger than the sum of its proper divisors (1).

103021131011 is an equidigital number, since it uses as much as digits as its factorization.

103021131011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 103021131011 its reverse (110131120301), we get a palindrome (213152251312).

The spelling of 103021131011 in words is "one hundred three billion, twenty-one million, one hundred thirty-one thousand, eleven".