1012200221011 has 8 divisors (see below), whose sum is σ = 1173093214464. Its totient is φ = 855380468040.

The previous prime is 1012200221009. The next prime is 1012200221063. The reversal of 1012200221011 is 1101220022101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1012200221011 - 2¹ = 1012200221009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1012200220982 and 1012200221000.

It is not an unprimeable number, because it can be changed into a prime (1012200221611) 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, 1018309585 + ... + 1018310578.

It is an arithmetic number, because the mean of its divisors is an integer number (146636651808).

Almost surely, 2^{1012200221011} is an apocalyptic number.

1012200221011 is a deficient number, since it is larger than the sum of its proper divisors (160892993453).

1012200221011 is an equidigital number, since it uses as much as digits as its factorization.

1012200221011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2036620241.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1012200221011 its reverse (1101220022101), we get a palindrome (2113420243112).

The spelling of 1012200221011 in words is "one trillion, twelve billion, two hundred million, two hundred twenty-one thousand, eleven".