10021212011120 has 40 divisors (see below), whose sum is σ = 23300184521616. Its totient is φ = 4008335712768.

The previous prime is 10021212011089. The next prime is 10021212011123. The reversal of 10021212011120 is 2111021212001.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 10021212011095 and 10021212011104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021212011123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 152597 + ... + 4479476.

Almost surely, 2^{10021212011120} is an apocalyptic number.

10021212011120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10021212011120 is an abundant number, since it is smaller than the sum of its proper divisors (13278972510496).

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

10021212011120 is a wasteful number, since it uses less digits than its factorization.

10021212011120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4659129 (or 4659123 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10021212011120 its reverse (2111021212001), we get a palindrome (12132233223121).

The spelling of 10021212011120 in words is "ten trillion, twenty-one billion, two hundred twelve million, eleven thousand, one hundred twenty".