103021132103021 has 12 divisors (see below), whose sum is σ = 113574122039196. Its totient is φ = 93377664885120.

The previous prime is 103021132103017. The next prime is 103021132103027. The reversal of 103021132103021 is 120301231120301.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 18917376046921 + 84103756056100 = 4349411^2 + 9170810^2 .

It is not a de Polignac number, because 103021132103021 - 2² = 103021132103017 is a prime.

It is a super-3 number, since 3×103021132103021³ (a number of 43 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103021132102984 and 103021132103002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103021132103027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1263185210 + ... + 1263266763.

It is an arithmetic number, because the mean of its divisors is an integer number (9464510169933).

Almost surely, 2^{103021132103021} is an apocalyptic number.

103021132103021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

103021132103021 is a deficient number, since it is larger than the sum of its proper divisors (10552989936175).

103021132103021 is a wasteful number, since it uses less digits than its factorization.

103021132103021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2526452332 (or 2526452321 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 103021132103021 its reverse (120301231120301), we get a palindrome (223322363223322).

The spelling of 103021132103021 in words is "one hundred three trillion, twenty-one billion, one hundred thirty-two million, one hundred three thousand, twenty-one".