143700212121 has 16 divisors (see below), whose sum is σ = 205489880640. Its totient is φ = 89045611200.

The previous prime is 143700212111. The next prime is 143700212167. The reversal of 143700212121 is 121212007341.

143700212121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 143700212121 - 2³³ = 135110277529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 143700212091 and 143700212100.

It is not an unprimeable number, because it can be changed into a prime (143700212111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23780530 + ... + 23786571.

It is an arithmetic number, because the mean of its divisors is an integer number (12843117540).

Almost surely, 2^143700212121 is an apocalyptic number.

It is an amenable number.

143700212121 is a deficient number, since it is larger than the sum of its proper divisors (61789668519).

143700212121 is a wasteful number, since it uses less digits than its factorization.

143700212121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47567176.

The product of its (nonzero) digits is 672, while the sum is 24.

Adding to 143700212121 its reverse (121212007341), we get a palindrome (264912219462).

The spelling of 143700212121 in words is "one hundred forty-three billion, seven hundred million, two hundred twelve thousand, one hundred twenty-one".