1012000100211 has 32 divisors (see below), whose sum is σ = 1646783808000. Its totient is φ = 611368474464.

The previous prime is 1012000100171. The next prime is 1012000100231. The reversal of 1012000100211 is 1120010002101.

It is a happy number.

It is not a de Polignac number, because 1012000100211 - 2⁶ = 1012000100147 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1012000100193 and 1012000100202.

It is not an unprimeable number, because it can be changed into a prime (1012000100231) 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, 42873196 + ... + 42896793.

It is an arithmetic number, because the mean of its divisors is an integer number (51461994000).

Almost surely, 2^{1012000100211} is an apocalyptic number.

1012000100211 is a deficient number, since it is larger than the sum of its proper divisors (634783707789).

1012000100211 is a wasteful number, since it uses less digits than its factorization.

1012000100211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85770040 (or 85770034 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1012000100211 its reverse (1120010002101), we get a palindrome (2132010102312).

The spelling of 1012000100211 in words is "one trillion, twelve billion, one hundred thousand, two hundred eleven".