1101202121023 has 2 divisors, whose sum is σ = 1101202121024. Its totient is φ = 1101202121022.

The previous prime is 1101202120987. The next prime is 1101202121027. The reversal of 1101202121023 is 3201212021011.

It is a strong prime.

It is an emirp because it is prime and its reverse (3201212021011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1101202121023 - 2²⁵ = 1101168566591 is a prime.

It is a super-2 number, since 2×1101202121023² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1101202120988 and 1101202121006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101202121027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550601060511 + 550601060512.

It is an arithmetic number, because the mean of its divisors is an integer number (550601060512).

Almost surely, 2^{1101202121023} is an apocalyptic number.

1101202121023 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101202121023 is an equidigital number, since it uses as much as digits as its factorization.

1101202121023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1101202121023 its reverse (3201212021011), we get a palindrome (4302414142034).

The spelling of 1101202121023 in words is "one trillion, one hundred one billion, two hundred two million, one hundred twenty-one thousand, twenty-three".