2120143336342 has 16 divisors (see below), whose sum is σ = 3193232577840. Its totient is φ = 1055738736288.

The previous prime is 2120143336313. The next prime is 2120143336343. The reversal of 2120143336342 is 2436333410212.

It is a super-3 number, since 3×2120143336342³ (a number of 38 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2120143336298 and 2120143336307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2120143336343) 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, 886368 + ... + 2241859.

It is an arithmetic number, because the mean of its divisors is an integer number (199577036115).

Almost surely, 2^{2120143336342} is an apocalyptic number.

2120143336342 is a deficient number, since it is larger than the sum of its proper divisors (1073089241498).

2120143336342 is a wasteful number, since it uses less digits than its factorization.

2120143336342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3129615.

The product of its (nonzero) digits is 62208, while the sum is 34.

Adding to 2120143336342 its reverse (2436333410212), we get a palindrome (4556476746554).

The spelling of 2120143336342 in words is "two trillion, one hundred twenty billion, one hundred forty-three million, three hundred thirty-six thousand, three hundred forty-two".