550100103961 has 2 divisors, whose sum is σ = 550100103962. Its totient is φ = 550100103960.

The previous prime is 550100103947. The next prime is 550100103967. The reversal of 550100103961 is 169301001055.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 549140281600 + 959822361 = 741040^2 + 30981^2 .

It is a cyclic number.

It is not a de Polignac number, because 550100103961 - 2³⁵ = 515740365593 is a prime.

It is a super-2 number, since 2×550100103961² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (550100103967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275050051980 + 275050051981.

It is an arithmetic number, because the mean of its divisors is an integer number (275050051981).

Almost surely, 2^550100103961 is an apocalyptic number.

It is an amenable number.

550100103961 is a deficient number, since it is larger than the sum of its proper divisors (1).

550100103961 is an equidigital number, since it uses as much as digits as its factorization.

550100103961 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4050, while the sum is 31.

The spelling of 550100103961 in words is "five hundred fifty billion, one hundred million, one hundred three thousand, nine hundred sixty-one".