1101202101031 has 2 divisors, whose sum is σ = 1101202101032. Its totient is φ = 1101202101030.

The previous prime is 1101202101011. The next prime is 1101202101053. The reversal of 1101202101031 is 1301012021011.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1101202101031 - 2⁷ = 1101202100903 is a prime.

It is a super-2 number, since 2×1101202101031² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101202101011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550601050515 + 550601050516.

It is an arithmetic number, because the mean of its divisors is an integer number (550601050516).

Almost surely, 2^{1101202101031} is an apocalyptic number.

1101202101031 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101202101031 is an equidigital number, since it uses as much as digits as its factorization.

1101202101031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1101202101031 its reverse (1301012021011), we get a palindrome (2402214122042).

The spelling of 1101202101031 in words is "one trillion, one hundred one billion, two hundred two million, one hundred one thousand, thirty-one".