210101011012012 has 24 divisors (see below), whose sum is σ = 376646536994112. Its totient is φ = 102487742505600.

The previous prime is 210101011012007. The next prime is 210101011012031. The reversal of 210101011012012 is 210210110101012.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 210101011011983 and 210101011012001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27727053 + ... + 34481755.

It is an arithmetic number, because the mean of its divisors is an integer number (15693605708088).

Almost surely, 2^{210101011012012} is an apocalyptic number.

It is an amenable number.

210101011012012 is a deficient number, since it is larger than the sum of its proper divisors (166545525982100).

210101011012012 is a wasteful number, since it uses less digits than its factorization.

210101011012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6944409 (or 6944407 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 210101011012012 its reverse (210210110101012), we get a palindrome (420311121113024).

The spelling of 210101011012012 in words is "two hundred ten trillion, one hundred one billion, eleven million, twelve thousand, twelve".