10020121102112 has 96 divisors (see below), whose sum is σ = 22671156614400. Its totient is φ = 4311453830400.

The previous prime is 10020121102111. The next prime is 10020121102139. The reversal of 10020121102112 is 21120112102001.

It is not an unprimeable number, because it can be changed into a prime (10020121102111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7825187 + ... + 9015197.

It is an arithmetic number, because the mean of its divisors is an integer number (236157881400).

Almost surely, 2^{10020121102112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10020121102112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11335578307200).

10020121102112 is an abundant number, since it is smaller than the sum of its proper divisors (12651035512288).

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

10020121102112 is a wasteful number, since it uses less digits than its factorization.

10020121102112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1191310 (or 1191302 counting only the distinct ones).

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

Adding to 10020121102112 its reverse (21120112102001), we get a palindrome (31140233204113).

The spelling of 10020121102112 in words is "ten trillion, twenty billion, one hundred twenty-one million, one hundred two thousand, one hundred twelve".