20002021131112 has 32 divisors (see below), whose sum is σ = 37566995618880. Its totient is φ = 9984169722240.

The previous prime is 20002021131109. The next prime is 20002021131121. The reversal of 20002021131112 is 21113112020002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10493188 + ... + 12251980.

It is an arithmetic number, because the mean of its divisors is an integer number (1173968613090).

Almost surely, 2^{20002021131112} is an apocalyptic number.

It is an amenable number.

20002021131112 is a deficient number, since it is larger than the sum of its proper divisors (17564974487768).

20002021131112 is a wasteful number, since it uses less digits than its factorization.

20002021131112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1761193 (or 1761189 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 20002021131112 its reverse (21113112020002), we get a palindrome (41115133151114).

The spelling of 20002021131112 in words is "twenty trillion, two billion, twenty-one million, one hundred thirty-one thousand, one hundred twelve".