40301302212421 has 4 divisors (see below), whose sum is σ = 40301694492352. Its totient is φ = 40300909932492.

The previous prime is 40301302212419. The next prime is 40301302212541. The reversal of 40301302212421 is 12421220310304.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40301302212421 - 2¹ = 40301302212419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40301302213421) 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, 195985821 + ... + 196191346.

It is an arithmetic number, because the mean of its divisors is an integer number (10075423623088).

Almost surely, 2^{40301302212421} is an apocalyptic number.

It is an amenable number.

40301302212421 is a deficient number, since it is larger than the sum of its proper divisors (392279931).

40301302212421 is a wasteful number, since it uses less digits than its factorization.

40301302212421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 392279930.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 40301302212421 its reverse (12421220310304), we get a palindrome (52722522522725).

The spelling of 40301302212421 in words is "forty trillion, three hundred one billion, three hundred two million, two hundred twelve thousand, four hundred twenty-one".