142333004220 has 144 divisors (see below), whose sum is σ = 463824706464. Its totient is φ = 32475238400.

The previous prime is 142333004189. The next prime is 142333004257. The reversal of 142333004220 is 22400333241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 453201 + ... + 700040.

It is an arithmetic number, because the mean of its divisors is an integer number (3221004906).

Almost surely, 2^142333004220 is an apocalyptic number.

142333004220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

142333004220 is an abundant number, since it is smaller than the sum of its proper divisors (321491702244).

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

142333004220 is a wasteful number, since it uses less digits than its factorization.

142333004220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1153292 (or 1153279 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 142333004220 its reverse (22400333241), we get a palindrome (164733337461).

The spelling of 142333004220 in words is "one hundred forty-two billion, three hundred thirty-three million, four thousand, two hundred twenty".