10212011143212 has 96 divisors (see below), whose sum is σ = 25327037159424. Its totient is φ = 3191417958400.

The previous prime is 10212011143177. The next prime is 10212011143241. The reversal of 10212011143212 is 21234111021201.

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, 100381012 + ... + 100482692.

It is an arithmetic number, because the mean of its divisors is an integer number (263823303744).

Almost surely, 2^{10212011143212} is an apocalyptic number.

10212011143212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10212011143212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12663518579712).

10212011143212 is an abundant number, since it is smaller than the sum of its proper divisors (15115026016212).

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

10212011143212 is a wasteful number, since it uses less digits than its factorization.

10212011143212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103599 (or 103597 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 10212011143212 its reverse (21234111021201), we get a palindrome (31446122164413).

The spelling of 10212011143212 in words is "ten trillion, two hundred twelve billion, eleven million, one hundred forty-three thousand, two hundred twelve".