1421220410124 has 24 divisors (see below), whose sum is σ = 3316509477120. Its totient is φ = 473693205264.

The previous prime is 1421220410069. The next prime is 1421220410143. The reversal of 1421220410124 is 4210140221241.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1421220410094 and 1421220410103.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5740144 + ... + 5982615.

It is an arithmetic number, because the mean of its divisors is an integer number (138187894880).

Almost surely, 2^{1421220410124} is an apocalyptic number.

It is an amenable number.

1421220410124 is an abundant number, since it is smaller than the sum of its proper divisors (1895289066996).

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

1421220410124 is a wasteful number, since it uses less digits than its factorization.

1421220410124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11732869 (or 11732867 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 1421220410124 its reverse (4210140221241), we get a palindrome (5631360631365).

The spelling of 1421220410124 in words is "one trillion, four hundred twenty-one billion, two hundred twenty million, four hundred ten thousand, one hundred twenty-four".