103021401251 has 2 divisors, whose sum is σ = 103021401252. Its totient is φ = 103021401250.

The previous prime is 103021401199. The next prime is 103021401269. The reversal of 103021401251 is 152104120301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103021401251 - 2²² = 103017206947 is a prime.

It is a super-2 number, since 2×103021401251² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (103021401281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51510700625 + 51510700626.

It is an arithmetic number, because the mean of its divisors is an integer number (51510700626).

Almost surely, 2^103021401251 is an apocalyptic number.

103021401251 is a deficient number, since it is larger than the sum of its proper divisors (1).

103021401251 is an equidigital number, since it uses as much as digits as its factorization.

103021401251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 20.

Adding to 103021401251 its reverse (152104120301), we get a palindrome (255125521552).

The spelling of 103021401251 in words is "one hundred three billion, twenty-one million, four hundred one thousand, two hundred fifty-one".