11110202032021 has 2 divisors, whose sum is σ = 11110202032022. Its totient is φ = 11110202032020.

The previous prime is 11110202031997. The next prime is 11110202032043. The reversal of 11110202032021 is 12023020201111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9578028435921 + 1532173596100 = 3094839^2 + 1237810^2 .

It is an emirp because it is prime and its reverse (12023020201111) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11110202032021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11110202031986 and 11110202032004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11110202032081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5555101016010 + 5555101016011.

It is an arithmetic number, because the mean of its divisors is an integer number (5555101016011).

Almost surely, 2^{11110202032021} is an apocalyptic number.

It is an amenable number.

11110202032021 is a deficient number, since it is larger than the sum of its proper divisors (1).

11110202032021 is an equidigital number, since it uses as much as digits as its factorization.

11110202032021 is an evil number, because the sum of its binary digits is even.

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

Adding to 11110202032021 its reverse (12023020201111), we get a palindrome (23133222233132).

It can be divided in two parts, 1111020203 and 2021, that added together give a square (1111022224 = 33332²).

The spelling of 11110202032021 in words is "eleven trillion, one hundred ten billion, two hundred two million, thirty-two thousand, twenty-one".