1950181120103 has 2 divisors, whose sum is σ = 1950181120104. Its totient is φ = 1950181120102.

The previous prime is 1950181120091. The next prime is 1950181120127. The reversal of 1950181120103 is 3010211810591.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1950181120103 - 2¹² = 1950181116007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1950181120103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1950181120003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 975090560051 + 975090560052.

It is an arithmetic number, because the mean of its divisors is an integer number (975090560052).

Almost surely, 2^{1950181120103} is an apocalyptic number.

1950181120103 is a deficient number, since it is larger than the sum of its proper divisors (1).

1950181120103 is an equidigital number, since it uses as much as digits as its factorization.

1950181120103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 32.

Adding to 1950181120103 its reverse (3010211810591), we get a palindrome (4960392930694).

The spelling of 1950181120103 in words is "one trillion, nine hundred fifty billion, one hundred eighty-one million, one hundred twenty thousand, one hundred three".