103113211221321 has 32 divisors (see below), whose sum is σ = 162558779228160. Its totient is φ = 56884522411584.

The previous prime is 103113211221269. The next prime is 103113211221337. The reversal of 103113211221321 is 123122112311301.

It is not a de Polignac number, because 103113211221321 - 2¹⁹ = 103113210697033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 103113211221291 and 103113211221300.

It is not an unprimeable number, because it can be changed into a prime (103113211221821) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1942285 + ... + 14491338.

It is an arithmetic number, because the mean of its divisors is an integer number (5079961850880).

Almost surely, 2^{103113211221321} is an apocalyptic number.

It is an amenable number.

103113211221321 is a deficient number, since it is larger than the sum of its proper divisors (59445568006839).

103113211221321 is a wasteful number, since it uses less digits than its factorization.

103113211221321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16443965.

The product of its (nonzero) digits is 432, while the sum is 24.

Adding to 103113211221321 its reverse (123122112311301), we get a palindrome (226235323532622).

The spelling of 103113211221321 in words is "one hundred three trillion, one hundred thirteen billion, two hundred eleven million, two hundred twenty-one thousand, three hundred twenty-one".