143121412021002 has 16 divisors (see below), whose sum is σ = 290935329354912. Its totient is φ = 46925053121520.

The previous prime is 143121412020989. The next prime is 143121412021057. The reversal of 143121412021002 is 200120214121341.

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, 195521054308 + ... + 195521055039.

It is an arithmetic number, because the mean of its divisors is an integer number (18183458084682).

Almost surely, 2^{143121412021002} is an apocalyptic number.

143121412021002 is an abundant number, since it is smaller than the sum of its proper divisors (147813917333910).

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

143121412021002 is a wasteful number, since it uses less digits than its factorization.

143121412021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391042109413.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 143121412021002 its reverse (200120214121341), we get a palindrome (343241626142343).

The spelling of 143121412021002 in words is "one hundred forty-three trillion, one hundred twenty-one billion, four hundred twelve million, twenty-one thousand, two".