143100020331212 has 72 divisors (see below), whose sum is σ = 292864073564160. Its totient is φ = 61001627571360.

The previous prime is 143100020331173. The next prime is 143100020331239. The reversal of 143100020331212 is 212133020001341.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 401247989 + ... + 401604467.

It is an arithmetic number, because the mean of its divisors is an integer number (4067556577280).

Almost surely, 2^{143100020331212} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 143100020331212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146432036782080).

143100020331212 is an abundant number, since it is smaller than the sum of its proper divisors (149764053232948).

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

143100020331212 is a wasteful number, since it uses less digits than its factorization.

143100020331212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367411 (or 367402 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 143100020331212 its reverse (212133020001341), we get a palindrome (355233040332553).

The spelling of 143100020331212 in words is "one hundred forty-three trillion, one hundred billion, twenty million, three hundred thirty-one thousand, two hundred twelve".