1042213001200 has 120 divisors (see below), whose sum is σ = 2868978471840. Its totient is φ = 356411212800.

The previous prime is 1042213001191. The next prime is 1042213001239. The reversal of 1042213001200 is 21003122401.

It is a super-2 number, since 2×1042213001200² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 610770 + ... + 1567630.

It is an arithmetic number, because the mean of its divisors is an integer number (23908153932).

Almost surely, 2^{1042213001200} is an apocalyptic number.

1042213001200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1042213001200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1434489235920).

1042213001200 is an abundant number, since it is smaller than the sum of its proper divisors (1826765470640).

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

1042213001200 is a wasteful number, since it uses less digits than its factorization.

1042213001200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 957275 (or 957264 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 1042213001200 its reverse (21003122401), we get a palindrome (1063216123601).

The spelling of 1042213001200 in words is "one trillion, forty-two billion, two hundred thirteen million, one thousand, two hundred".