1421122213023 has 16 divisors (see below), whose sum is σ = 1956029239296. Its totient is φ = 916817375520.

The previous prime is 1421122213009. The next prime is 1421122213039. The reversal of 1421122213023 is 3203122211241.

It is not a de Polignac number, because 1421122213023 - 2¹⁸ = 1421121950879 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1421122212984 and 1421122213002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421122218023) 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, 2220465 + ... + 2787957.

It is an arithmetic number, because the mean of its divisors is an integer number (122251827456).

Almost surely, 2^{1421122213023} is an apocalyptic number.

1421122213023 is a deficient number, since it is larger than the sum of its proper divisors (534907026273).

1421122213023 is a wasteful number, since it uses less digits than its factorization.

1421122213023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594454.

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 1421122213023 its reverse (3203122211241), we get a palindrome (4624244424264).

The spelling of 1421122213023 in words is "one trillion, four hundred twenty-one billion, one hundred twenty-two million, two hundred thirteen thousand, twenty-three".