1100111110951 has 2 divisors, whose sum is σ = 1100111110952. Its totient is φ = 1100111110950.

The previous prime is 1100111110949. The next prime is 1100111111009. The reversal of 1100111110951 is 1590111110011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1100111110951 - 2¹ = 1100111110949 is a prime.

Together with 1100111110949, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100111110051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550055555475 + 550055555476.

It is an arithmetic number, because the mean of its divisors is an integer number (550055555476).

Almost surely, 2^{1100111110951} is an apocalyptic number.

1100111110951 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100111110951 is an equidigital number, since it uses as much as digits as its factorization.

1100111110951 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45, while the sum is 22.

Adding to 1100111110951 its reverse (1590111110011), we get a palindrome (2690222220962).

The spelling of 1100111110951 in words is "one trillion, one hundred billion, one hundred eleven million, one hundred ten thousand, nine hundred fifty-one".