1402221333144 has 32 divisors (see below), whose sum is σ = 3711762353520. Its totient is φ = 439912574976.

The previous prime is 1402221333113. The next prime is 1402221333157. The reversal of 1402221333144 is 4413331222041.

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, 1718408089 + ... + 1718408904.

Almost surely, 2^{1402221333144} is an apocalyptic number.

It is an amenable number.

1402221333144 is an abundant number, since it is smaller than the sum of its proper divisors (2309541020376).

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

1402221333144 is a wasteful number, since it uses less digits than its factorization.

1402221333144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3436817019 (or 3436817015 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 1402221333144 its reverse (4413331222041), we get a palindrome (5815552555185).

The spelling of 1402221333144 in words is "one trillion, four hundred two billion, two hundred twenty-one million, three hundred thirty-three thousand, one hundred forty-four".