10021202111982 has 16 divisors (see below), whose sum is σ = 20125567729872. Its totient is φ = 3326540119680.

The previous prime is 10021202111929. The next prime is 10021202111989. The reversal of 10021202111982 is 28911120212001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021202111989) 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, 3465144513 + ... + 3465147404.

It is an arithmetic number, because the mean of its divisors is an integer number (1257847983117).

Almost surely, 2^{10021202111982} is an apocalyptic number.

10021202111982 is an abundant number, since it is smaller than the sum of its proper divisors (10104365617890).

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

10021202111982 is a wasteful number, since it uses less digits than its factorization.

10021202111982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6930292163.

The product of its (nonzero) digits is 1152, while the sum is 30.

Adding to 10021202111982 its reverse (28911120212001), we get a palindrome (38932322323983).

The spelling of 10021202111982 in words is "ten trillion, twenty-one billion, two hundred two million, one hundred eleven thousand, nine hundred eighty-two".