41402123011 has 4 divisors (see below), whose sum is σ = 41405327392. Its totient is φ = 41398918632.

The previous prime is 41402122981. The next prime is 41402123027. The reversal of 41402123011 is 11032120414.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41402123011 is a prime.

It is a super-2 number, since 2×41402123011² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 41402123011.

It is not an unprimeable number, because it can be changed into a prime (41402124011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1582731 + ... + 1608676.

It is an arithmetic number, because the mean of its divisors is an integer number (10351331848).

Almost surely, 2^41402123011 is an apocalyptic number.

41402123011 is a deficient number, since it is larger than the sum of its proper divisors (3204381).

41402123011 is a wasteful number, since it uses less digits than its factorization.

41402123011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3204380.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 41402123011 its reverse (11032120414), we get a palindrome (52434243425).

The spelling of 41402123011 in words is "forty-one billion, four hundred two million, one hundred twenty-three thousand, eleven".