1420121430222 has 32 divisors (see below), whose sum is σ = 3099094439040. Its totient is φ = 430249871520.

The previous prime is 1420121430179. The next prime is 1420121430229. The reversal of 1420121430222 is 2220341210241.

It is a junction number, because it is equal to n+sod(n) for n = 1420121430192 and 1420121430201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1420121430229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1930428 + ... + 2562575.

It is an arithmetic number, because the mean of its divisors is an integer number (96846701220).

Almost surely, 2^{1420121430222} is an apocalyptic number.

1420121430222 is an abundant number, since it is smaller than the sum of its proper divisors (1678973008818).

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

1420121430222 is a wasteful number, since it uses less digits than its factorization.

1420121430222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4497808.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 1420121430222 its reverse (2220341210241), we get a palindrome (3640462640463).

The spelling of 1420121430222 in words is "one trillion, four hundred twenty billion, one hundred twenty-one million, four hundred thirty thousand, two hundred twenty-two".