1011200021310 has 32 divisors (see below), whose sum is σ = 2434535847072. Its totient is φ = 268802695040.

The previous prime is 1011200021287. The next prime is 1011200021311. The reversal of 1011200021310 is 131200021101.

It is a super-3 number, since 3×1011200021310³ (a number of 37 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011200021311) 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, 53155581 + ... + 53174600.

It is an arithmetic number, because the mean of its divisors is an integer number (76079245221).

Almost surely, 2^{1011200021310} is an apocalyptic number.

1011200021310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1011200021310 is an abundant number, since it is smaller than the sum of its proper divisors (1423335825762).

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

1011200021310 is a wasteful number, since it uses less digits than its factorization.

1011200021310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106330508.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 1011200021310 its reverse (131200021101), we get a palindrome (1142400042411).

The spelling of 1011200021310 in words is "one trillion, eleven billion, two hundred million, twenty-one thousand, three hundred ten".