1120020355140 has 48 divisors (see below), whose sum is σ = 3272407302528. Its totient is φ = 285686351104.

The previous prime is 1120020355099. The next prime is 1120020355141. The reversal of 1120020355140 is 415530200211.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1120020355140.

It is not an unprimeable number, because it can be changed into a prime (1120020355141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 405803097 + ... + 405805856.

It is an arithmetic number, because the mean of its divisors is an integer number (68175152136).

Almost surely, 2^{1120020355140} is an apocalyptic number.

1120020355140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120020355140 is an abundant number, since it is smaller than the sum of its proper divisors (2152386947388).

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

1120020355140 is a wasteful number, since it uses less digits than its factorization.

1120020355140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 811608988 (or 811608986 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

Adding to 1120020355140 its reverse (415530200211), we get a palindrome (1535550555351).

The spelling of 1120020355140 in words is "one trillion, one hundred twenty billion, twenty million, three hundred fifty-five thousand, one hundred forty".