103221342451 has 2 divisors, whose sum is σ = 103221342452. Its totient is φ = 103221342450.

The previous prime is 103221342377. The next prime is 103221342463. The reversal of 103221342451 is 154243122301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103221342451 - 2¹¹ = 103221340403 is a prime.

It is a super-2 number, since 2×103221342451² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (103221312451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51610671225 + 51610671226.

It is an arithmetic number, because the mean of its divisors is an integer number (51610671226).

Almost surely, 2^103221342451 is an apocalyptic number.

103221342451 is a deficient number, since it is larger than the sum of its proper divisors (1).

103221342451 is an equidigital number, since it uses as much as digits as its factorization.

103221342451 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5760, while the sum is 28.

Adding to 103221342451 its reverse (154243122301), we get a palindrome (257464464752).

The spelling of 103221342451 in words is "one hundred three billion, two hundred twenty-one million, three hundred forty-two thousand, four hundred fifty-one".