2112000001002 has 24 divisors (see below), whose sum is σ = 4581741564036. Its totient is φ = 703116683136.

The previous prime is 2112000000983. The next prime is 2112000001049. The reversal of 2112000001002 is 2001000002112.

It can be written as a sum of positive squares in 2 ways, for example, as 1854333104121 + 257666896881 = 1361739^2 + 507609^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73595023 + ... + 73623714.

Almost surely, 2^{2112000001002} is an apocalyptic number.

2112000001002 is an abundant number, since it is smaller than the sum of its proper divisors (2469741563034).

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

2112000001002 is a wasteful number, since it uses less digits than its factorization.

2112000001002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147219542 (or 147219539 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 2112000001002 its reverse (2001000002112), we get a palindrome (4113000003114).

The spelling of 2112000001002 in words is "two trillion, one hundred twelve billion, one thousand, two".