10001002021112 has 32 divisors (see below), whose sum is σ = 19981395051120. Its totient is φ = 4676377105920.

The previous prime is 10001002021097. The next prime is 10001002021117. The reversal of 10001002021112 is 21112020010001.

It is a junction number, because it is equal to n+sod(n) for n = 10001002021093 and 10001002021102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001002021117) 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, 234172214 + ... + 234214917.

Almost surely, 2^{10001002021112} is an apocalyptic number.

It is an amenable number.

10001002021112 is a deficient number, since it is larger than the sum of its proper divisors (9980393030008).

10001002021112 is a wasteful number, since it uses less digits than its factorization.

10001002021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468387311 (or 468387307 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10001002021112 its reverse (21112020010001), we get a palindrome (31113022031113).

The spelling of 10001002021112 in words is "ten trillion, one billion, two million, twenty-one thousand, one hundred twelve".