1012200113011 has 4 divisors (see below), whose sum is σ = 1012203026352. Its totient is φ = 1012197199672.

The previous prime is 1012200112961. The next prime is 1012200113027. The reversal of 1012200113011 is 1103110022101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1012200113011 - 2⁹ = 1012200112499 is a prime.

It is a super-2 number, since 2×1012200113011² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1012200112982 and 1012200113000.

It is not an unprimeable number, because it can be changed into a prime (1012200113051) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 851791 + ... + 1658296.

It is an arithmetic number, because the mean of its divisors is an integer number (253050756588).

Almost surely, 2^{1012200113011} is an apocalyptic number.

1012200113011 is a deficient number, since it is larger than the sum of its proper divisors (2913341).

1012200113011 is an equidigital number, since it uses as much as digits as its factorization.

1012200113011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2913340.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1012200113011 its reverse (1103110022101), we get a palindrome (2115310135112).

It can be divided in two parts, 1012200 and 113011, that added together give a palindrome (1125211).

The spelling of 1012200113011 in words is "one trillion, twelve billion, two hundred million, one hundred thirteen thousand, eleven".