1020143233120 has 96 divisors (see below), whose sum is σ = 2646833565600. Its totient is φ = 368471408640.

The previous prime is 1020143233051. The next prime is 1020143233139. The reversal of 1020143233120 is 213323410201.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 1020143233091 and 1020143233100.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 1682817 + ... + 2207296.

It is an arithmetic number, because the mean of its divisors is an integer number (27571182975).

Almost surely, 2^{1020143233120} is an apocalyptic number.

1020143233120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020143233120 is an abundant number, since it is smaller than the sum of its proper divisors (1626690332480).

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

1020143233120 is a wasteful number, since it uses less digits than its factorization.

1020143233120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3890288 (or 3890280 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 1020143233120 its reverse (213323410201), we get a palindrome (1233466643321).

The spelling of 1020143233120 in words is "one trillion, twenty billion, one hundred forty-three million, two hundred thirty-three thousand, one hundred twenty".