84001222210022 has 16 divisors (see below), whose sum is σ = 136018134750960. Its totient is φ = 38677265517792.

The previous prime is 84001222210021. The next prime is 84001222210043. The reversal of 84001222210022 is 22001222210048.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a junction number, because it is equal to n+sod(n) for n = 84001222209973 and 84001222210000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84001222210021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3855378413 + ... + 3855400200.

It is an arithmetic number, because the mean of its divisors is an integer number (8501133421935).

Almost surely, 2^{84001222210022} is an apocalyptic number.

84001222210022 is a deficient number, since it is larger than the sum of its proper divisors (52016912540938).

84001222210022 is a wasteful number, since it uses less digits than its factorization.

84001222210022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7710779047.

The product of its (nonzero) digits is 2048, while the sum is 26.

Adding to 84001222210022 its sum of digits (26), we get a palindrome (84001222210048).

The spelling of 84001222210022 in words is "eighty-four trillion, one billion, two hundred twenty-two million, two hundred ten thousand, twenty-two".