1012200122010 has 64 divisors (see below), whose sum is σ = 3028713099264. Its totient is φ = 210327297600.

The previous prime is 1012200121987. The next prime is 1012200122029. The reversal of 1012200122010 is 102210022101.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 219088626 + ... + 219093245.

It is an arithmetic number, because the mean of its divisors is an integer number (47323642176).

Almost surely, 2^{1012200122010} is an apocalyptic number.

1012200122010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1012200122010 is an abundant number, since it is smaller than the sum of its proper divisors (2016512977254).

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

1012200122010 is a wasteful number, since it uses less digits than its factorization.

1012200122010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438181899.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1012200122010 its reverse (102210022101), we get a palindrome (1114410144111).

Subtracting from 1012200122010 its reverse (102210022101), we obtain a palindrome (909990099909).

The spelling of 1012200122010 in words is "one trillion, twelve billion, two hundred million, one hundred twenty-two thousand, ten".