2021210020112 has 10 divisors (see below), whose sum is σ = 3916094413998. Its totient is φ = 1010605010048.

The previous prime is 2021210020091. The next prime is 2021210020133. The reversal of 2021210020112 is 2110200121202.

It is an interprime number because it is at equal distance from previous prime (2021210020091) and next prime (2021210020133).

It can be written as a sum of positive squares in only one way, i.e., 1896448477456 + 124761542656 = 1377116^2 + 353216^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63162813113 + ... + 63162813144.

Almost surely, 2^{2021210020112} is an apocalyptic number.

It is an amenable number.

2021210020112 is a deficient number, since it is larger than the sum of its proper divisors (1894884393886).

2021210020112 is a wasteful number, since it uses less digits than its factorization.

2021210020112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126325626265 (or 126325626259 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2021210020112 its reverse (2110200121202), we get a palindrome (4131410141314).

The spelling of 2021210020112 in words is "two trillion, twenty-one billion, two hundred ten million, twenty thousand, one hundred twelve".