1101122220971 has 2 divisors, whose sum is σ = 1101122220972. Its totient is φ = 1101122220970.

The previous prime is 1101122220949. The next prime is 1101122221007. The reversal of 1101122220971 is 1790222211011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1101122220971 - 2¹⁴ = 1101122204587 is a prime.

It is a super-2 number, since 2×1101122220971² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1101122220901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550561110485 + 550561110486.

It is an arithmetic number, because the mean of its divisors is an integer number (550561110486).

Almost surely, 2^{1101122220971} is an apocalyptic number.

1101122220971 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101122220971 is an equidigital number, since it uses as much as digits as its factorization.

1101122220971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 29.

Adding to 1101122220971 its reverse (1790222211011), we get a palindrome (2891344431982).

The spelling of 1101122220971 in words is "one trillion, one hundred one billion, one hundred twenty-two million, two hundred twenty thousand, nine hundred seventy-one".