4021402422022 has 4 divisors (see below), whose sum is σ = 6032103633036. Its totient is φ = 2010701211010.

The previous prime is 4021402422001. The next prime is 4021402422029. The reversal of 4021402422022 is 2202242041204.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021402422029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1005350605504 + ... + 1005350605507.

It is an arithmetic number, because the mean of its divisors is an integer number (1508025908259).

Almost surely, 2^{4021402422022} is an apocalyptic number.

4021402422022 is a deficient number, since it is larger than the sum of its proper divisors (2010701211014).

4021402422022 is a wasteful number, since it uses less digits than its factorization.

4021402422022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2010701211013.

The product of its (nonzero) digits is 4096, while the sum is 25.

Adding to 4021402422022 its reverse (2202242041204), we get a palindrome (6223644463226).

The spelling of 4021402422022 in words is "four trillion, twenty-one billion, four hundred two million, four hundred twenty-two thousand, twenty-two".