143221020121214 has 16 divisors (see below), whose sum is σ = 245524119180288. Its totient is φ = 61379844594552.

The previous prime is 143221020121213. The next prime is 143221020121229. The reversal of 143221020121214 is 412121020122341.

It is a super-2 number, since 2×143221020121214² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143221020121213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47879894 + ... + 50783129.

It is an arithmetic number, because the mean of its divisors is an integer number (15345257448768).

Almost surely, 2^{143221020121214} is an apocalyptic number.

143221020121214 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

143221020121214 is a deficient number, since it is larger than the sum of its proper divisors (102303099059074).

143221020121214 is a wasteful number, since it uses less digits than its factorization.

143221020121214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98766719.

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 143221020121214 its reverse (412121020122341), we get a palindrome (555342040243555).

The spelling of 143221020121214 in words is "one hundred forty-three trillion, two hundred twenty-one billion, twenty million, one hundred twenty-one thousand, two hundred fourteen".