1011200201120 has 48 divisors (see below), whose sum is σ = 2389712687208. Its totient is φ = 404352721920.

The previous prime is 1011200201069. The next prime is 1011200201129. The reversal of 1011200201120 is 211020021101.

It can be written as a sum of positive squares in 4 ways, for example, as 478924897936 + 532275303184 = 692044^2 + 729572^2 .

It is not an unprimeable number, because it can be changed into a prime (1011200201129) 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, 484439 + ... + 1502358.

Almost surely, 2^{1011200201120} is an apocalyptic number.

1011200201120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011200201120 is an abundant number, since it is smaller than the sum of its proper divisors (1378512486088).

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

1011200201120 is a wasteful number, since it uses less digits than its factorization.

1011200201120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1989993 (or 1989985 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1011200201120 its reverse (211020021101), we get a palindrome (1222220222221).

The spelling of 1011200201120 in words is "one trillion, eleven billion, two hundred million, two hundred one thousand, one hundred twenty".