1200102424444 has 48 divisors (see below), whose sum is σ = 2679298465536. Its totient is φ = 456698592000.

The previous prime is 1200102424441. The next prime is 1200102424483. The reversal of 1200102424444 is 4444242010021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200102424441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45294157 + ... + 45320644.

It is an arithmetic number, because the mean of its divisors is an integer number (55818718032).

Almost surely, 2^{1200102424444} is an apocalyptic number.

1200102424444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1200102424444 is an abundant number, since it is smaller than the sum of its proper divisors (1479196041092).

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

1200102424444 is a wasteful number, since it uses less digits than its factorization.

1200102424444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90614866 (or 90614864 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 28.

Adding to 1200102424444 its reverse (4444242010021), we get a palindrome (5644344434465).

The spelling of 1200102424444 in words is "one trillion, two hundred billion, one hundred two million, four hundred twenty-four thousand, four hundred forty-four".