40421212323011 has 4 divisors (see below), whose sum is σ = 43530536347872. Its totient is φ = 37311888298152.

The previous prime is 40421212322993. The next prime is 40421212323083. The reversal of 40421212323011 is 11032321212404.

It is a happy number.

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

It is not a de Polignac number, because 40421212323011 - 2⁶ = 40421212322947 is a prime.

It is a super-2 number, since 2×40421212323011² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40421212023011) 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, 1554662012411 + ... + 1554662012436.

It is an arithmetic number, because the mean of its divisors is an integer number (10882634086968).

Almost surely, 2^{40421212323011} is an apocalyptic number.

40421212323011 is a deficient number, since it is larger than the sum of its proper divisors (3109324024861).

40421212323011 is a wasteful number, since it uses less digits than its factorization.

40421212323011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3109324024860.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 40421212323011 its reverse (11032321212404), we get a palindrome (51453533535415).

The spelling of 40421212323011 in words is "forty trillion, four hundred twenty-one billion, two hundred twelve million, three hundred twenty-three thousand, eleven".