103021211011 has 2 divisors, whose sum is σ = 103021211012. Its totient is φ = 103021211010.

The previous prime is 103021211003. The next prime is 103021211023. The reversal of 103021211011 is 110112120301.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 103021211011 - 2³ = 103021211003 is a prime.

It is a super-2 number, since 2×103021211011² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 103021210982 and 103021211000.

It is not a weakly prime, because it can be changed into another prime (103021211081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51510605505 + 51510605506.

It is an arithmetic number, because the mean of its divisors is an integer number (51510605506).

Almost surely, 2^103021211011 is an apocalyptic number.

103021211011 is a deficient number, since it is larger than the sum of its proper divisors (1).

103021211011 is an equidigital number, since it uses as much as digits as its factorization.

103021211011 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 13.

Adding to 103021211011 its reverse (110112120301), we get a palindrome (213133331312).

The spelling of 103021211011 in words is "one hundred three billion, twenty-one million, two hundred eleven thousand, eleven".