1012200202101 has 32 divisors (see below), whose sum is σ = 1494428640768. Its totient is φ = 604232735040.

The previous prime is 1012200202073. The next prime is 1012200202109. The reversal of 1012200202101 is 1012020022101.

It is not a de Polignac number, because 1012200202101 - 2⁷ = 1012200201973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012200202109) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26749671 + ... + 26787483.

It is an arithmetic number, because the mean of its divisors is an integer number (46700895024).

Almost surely, 2^{1012200202101} is an apocalyptic number.

1012200202101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1012200202101 is a deficient number, since it is larger than the sum of its proper divisors (482228438667).

1012200202101 is a wasteful number, since it uses less digits than its factorization.

1012200202101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50001.

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

Adding to 1012200202101 its reverse (1012020022101), we get a palindrome (2024220224202).

The spelling of 1012200202101 in words is "one trillion, twelve billion, two hundred million, two hundred two thousand, one hundred one".