411342652021 has 4 divisors (see below), whose sum is σ = 470105888032. Its totient is φ = 352579416012.

The previous prime is 411342652003. The next prime is 411342652117. The reversal of 411342652021 is 120256243114.

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 411342652021 - 2⁹ = 411342651509 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 (411342152021) 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, 29381617995 + ... + 29381618008.

It is an arithmetic number, because the mean of its divisors is an integer number (117526472008).

Almost surely, 2^411342652021 is an apocalyptic number.

It is an amenable number.

411342652021 is a deficient number, since it is larger than the sum of its proper divisors (58763236011).

411342652021 is an equidigital number, since it uses as much as digits as its factorization.

411342652021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58763236010.

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 411342652021 its reverse (120256243114), we get a palindrome (531598895135).

The spelling of 411342652021 in words is "four hundred eleven billion, three hundred forty-two million, six hundred fifty-two thousand, twenty-one".