11402111101 has 2 divisors, whose sum is σ = 11402111102. Its totient is φ = 11402111100.

The previous prime is 11402111099. The next prime is 11402111117. The reversal of 11402111101 is 10111120411.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10373626201 + 1028484900 = 101851^2 + 32070^2 .

It is a cyclic number.

It is not a de Polignac number, because 11402111101 - 2¹ = 11402111099 is a prime.

Together with 11402111099, 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 (11402181101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5701055550 + 5701055551.

It is an arithmetic number, because the mean of its divisors is an integer number (5701055551).

Almost surely, 2^11402111101 is an apocalyptic number.

It is an amenable number.

11402111101 is a deficient number, since it is larger than the sum of its proper divisors (1).

11402111101 is an equidigital number, since it uses as much as digits as its factorization.

11402111101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11402111101 its reverse (10111120411), we get a palindrome (21513231512).

The spelling of 11402111101 in words is "eleven billion, four hundred two million, one hundred eleven thousand, one hundred one".