1021444432102 has 8 divisors (see below), whose sum is σ = 1547042052816. Its totient is φ = 505763747832.

The previous prime is 1021444432093. The next prime is 1021444432103. The reversal of 1021444432102 is 2012344441201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1021444432103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2479233853 + ... + 2479234264.

It is an arithmetic number, because the mean of its divisors is an integer number (193380256602).

Almost surely, 2^{1021444432102} is an apocalyptic number.

1021444432102 is a deficient number, since it is larger than the sum of its proper divisors (525597620714).

1021444432102 is a wasteful number, since it uses less digits than its factorization.

1021444432102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4958468222.

The product of its (nonzero) digits is 6144, while the sum is 28.

Adding to 1021444432102 its reverse (2012344441201), we get a palindrome (3033788873303).

Subtracting 1021444432102 from its reverse (2012344441201), we obtain a palindrome (990900009099).

The spelling of 1021444432102 in words is "one trillion, twenty-one billion, four hundred forty-four million, four hundred thirty-two thousand, one hundred two".