1421004001124 has 24 divisors (see below), whose sum is σ = 2503542621888. Its totient is φ = 705707301600.

The previous prime is 1421004001117. The next prime is 1421004001127. The reversal of 1421004001124 is 4211004001241.

It is a junction number, because it is equal to n+sod(n) for n = 1421004001096 and 1421004001105.

It is not an unprimeable number, because it can be changed into a prime (1421004001127) 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, 4757747 + ... + 5047589.

It is an arithmetic number, because the mean of its divisors is an integer number (104314275912).

Almost surely, 2^{1421004001124} is an apocalyptic number.

It is an amenable number.

1421004001124 is a deficient number, since it is larger than the sum of its proper divisors (1082538620764).

1421004001124 is a wasteful number, since it uses less digits than its factorization.

1421004001124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298115 (or 298113 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 1421004001124 its reverse (4211004001241), we get a palindrome (5632008002365).

The spelling of 1421004001124 in words is "one trillion, four hundred twenty-one billion, four million, one thousand, one hundred twenty-four".