1012210200105 has 32 divisors (see below), whose sum is σ = 1819947177216. Its totient is φ = 476652827904.

The previous prime is 1012210200091. The next prime is 1012210200173. The reversal of 1012210200105 is 5010020122101.

It is not a de Polignac number, because 1012210200105 - 2¹⁶ = 1012210134569 is a prime.

It is a super-2 number, since 2×1012210200105² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

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, 112839462 + ... + 112848431.

It is an arithmetic number, because the mean of its divisors is an integer number (56873349288).

Almost surely, 2^{1012210200105} is an apocalyptic number.

1012210200105 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1012210200105 is a deficient number, since it is larger than the sum of its proper divisors (807736977111).

1012210200105 is a wasteful number, since it uses less digits than its factorization.

1012210200105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225687937.

The product of its (nonzero) digits is 40, while the sum is 15.

Adding to 1012210200105 its reverse (5010020122101), we get a palindrome (6022230322206).

The spelling of 1012210200105 in words is "one trillion, twelve billion, two hundred ten million, two hundred thousand, one hundred five".