103021013211 has 4 divisors (see below), whose sum is σ = 137361350952. Its totient is φ = 68680675472.

The previous prime is 103021013119. The next prime is 103021013219. The reversal of 103021013211 is 112310120301.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 103021013211 - 2²² = 103016818907 is a prime.

It is a super-2 number, since 2×103021013211² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (103021013219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17170168866 + ... + 17170168871.

It is an arithmetic number, because the mean of its divisors is an integer number (34340337738).

Almost surely, 2^103021013211 is an apocalyptic number.

103021013211 is a deficient number, since it is larger than the sum of its proper divisors (34340337741).

103021013211 is an equidigital number, since it uses as much as digits as its factorization.

103021013211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34340337740.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 103021013211 its reverse (112310120301), we get a palindrome (215331133512).

The spelling of 103021013211 in words is "one hundred three billion, twenty-one million, thirteen thousand, two hundred eleven".