4022011213021 has 4 divisors (see below), whose sum is σ = 4022027856000. Its totient is φ = 4021994570044.

The previous prime is 4022011213019. The next prime is 4022011213081. The reversal of 4022011213021 is 1203121102204.

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 4022011213021 - 2¹ = 4022011213019 is a prime.

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 4022011213021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4022011213081) 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, 7953571 + ... + 8444128.

It is an arithmetic number, because the mean of its divisors is an integer number (1005506964000).

Almost surely, 2^{4022011213021} is an apocalyptic number.

It is an amenable number.

4022011213021 is a deficient number, since it is larger than the sum of its proper divisors (16642979).

4022011213021 is a wasteful number, since it uses less digits than its factorization.

4022011213021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16642978.

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

Adding to 4022011213021 its reverse (1203121102204), we get a palindrome (5225132315225).

The spelling of 4022011213021 in words is "four trillion, twenty-two billion, eleven million, two hundred thirteen thousand, twenty-one".