2102112001002 has 32 divisors (see below), whose sum is σ = 4527688294080. Its totient is φ = 646794771840.

The previous prime is 2102112000971. The next prime is 2102112001007. The reversal of 2102112001002 is 2001002112012.

It is not an unprimeable number, because it can be changed into a prime (2102112001007) 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, 7564377 + ... + 7837347.

It is an arithmetic number, because the mean of its divisors is an integer number (141490259190).

Almost surely, 2^{2102112001002} is an apocalyptic number.

2102112001002 is an abundant number, since it is smaller than the sum of its proper divisors (2425576293078).

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

2102112001002 is a wasteful number, since it uses less digits than its factorization.

2102112001002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371718.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2102112001002 its reverse (2001002112012), we get a palindrome (4103114113014).

The spelling of 2102112001002 in words is "two trillion, one hundred two billion, one hundred twelve million, one thousand, two".