84001222210047 has 4 divisors (see below), whose sum is σ = 112001629613400. Its totient is φ = 56000814806696.

The previous prime is 84001222210043. The next prime is 84001222210051. The reversal of 84001222210047 is 74001222210048.

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

It is an interprime number because it is at equal distance from previous prime (84001222210043) and next prime (84001222210051).

It is a cyclic number.

It is not a de Polignac number, because 84001222210047 - 2² = 84001222210043 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84001222210043) 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, 14000203701672 + ... + 14000203701677.

It is an arithmetic number, because the mean of its divisors is an integer number (28000407403350).

Almost surely, 2^{84001222210047} is an apocalyptic number.

84001222210047 is a deficient number, since it is larger than the sum of its proper divisors (28000407403353).

84001222210047 is a wasteful number, since it uses less digits than its factorization.

84001222210047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28000407403352.

The product of its (nonzero) digits is 14336, while the sum is 33.

Subtracting from 84001222210047 its reverse (74001222210048), we obtain a palindrome (9999999999999).

The spelling of 84001222210047 in words is "eighty-four trillion, one billion, two hundred twenty-two million, two hundred ten thousand, forty-seven".