1401421332330 has 80 divisors (see below), whose sum is σ = 3772101826944. Its totient is φ = 373331967840.

The previous prime is 1401421332319. The next prime is 1401421332331. The reversal of 1401421332330 is 332331241041.

It is a happy number.

1401421332330 is a `hidden beast` number, since 1 + 4 + 0 + 1 + 421 + 3 + 3 + 233 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 1401421332294 and 1401421332303.

It is not an unprimeable number, because it can be changed into a prime (1401421332331) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 83806 + ... + 1676265.

Almost surely, 2^{1401421332330} is an apocalyptic number.

1401421332330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1401421332330, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1886050913472).

1401421332330 is an abundant number, since it is smaller than the sum of its proper divisors (2370680494614).

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

1401421332330 is a wasteful number, since it uses less digits than its factorization.

1401421332330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1761073 (or 1761064 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

Adding to 1401421332330 its reverse (332331241041), we get a palindrome (1733752573371).

The spelling of 1401421332330 in words is "one trillion, four hundred one billion, four hundred twenty-one million, three hundred thirty-two thousand, three hundred thirty".