1201422440022 has 64 divisors (see below), whose sum is σ = 2815344000000. Its totient is φ = 334622545920.

The previous prime is 1201422440017. The next prime is 1201422440027. The reversal of 1201422440022 is 2200442241021.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1201422440017) and next prime (1201422440027).

It is a junction number, because it is equal to n+sod(n) for n = 1201422439974 and 1201422440001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1201422440027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1871479 + ... + 2430077.

It is an arithmetic number, because the mean of its divisors is an integer number (43989750000).

Almost surely, 2^{1201422440022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1201422440022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1407672000000).

1201422440022 is an abundant number, since it is smaller than the sum of its proper divisors (1613921559978).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1201422440022 is a wasteful number, since it uses less digits than its factorization.

1201422440022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559901.

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 1201422440022 its reverse (2200442241021), we get a palindrome (3401864681043).

The spelling of 1201422440022 in words is "one trillion, two hundred one billion, four hundred twenty-two million, four hundred forty thousand, twenty-two".