1405221014000 has 40 divisors (see below), whose sum is σ = 3397824416688. Its totient is φ = 562088404800.

The previous prime is 1405221013997. The next prime is 1405221014053. The reversal of 1405221014000 is 4101225041.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

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, 351303254 + ... + 351307253.

Almost surely, 2^{1405221014000} is an apocalyptic number.

1405221014000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1405221014000 is an abundant number, since it is smaller than the sum of its proper divisors (1992603402688).

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

1405221014000 is an equidigital number, since it uses as much as digits as its factorization.

1405221014000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702610530 (or 702610514 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

Adding to 1405221014000 its reverse (4101225041), we get a palindrome (1409322239041).

The spelling of 1405221014000 in words is "one trillion, four hundred five billion, two hundred twenty-one million, fourteen thousand".