2021002112034 has 12 divisors (see below), whose sum is σ = 4378837909446. Its totient is φ = 673667370672.

The previous prime is 2021002112033. The next prime is 2021002112057. The reversal of 2021002112034 is 4302112001202.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1904855427225 + 116146684809 = 1380165^2 + 340803^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 112277895113 = 2021002112034 / (2 + 0 + 2 + 1 + 0 + 0 + 2 + 1 + 1 + 2 + 0 + 3 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 2021002111998 and 2021002112016.

It is not an unprimeable number, because it can be changed into a prime (2021002112033) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56138947539 + ... + 56138947574.

Almost surely, 2^{2021002112034} is an apocalyptic number.

2021002112034 is an abundant number, since it is smaller than the sum of its proper divisors (2357835797412).

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

2021002112034 is a wasteful number, since it uses less digits than its factorization.

2021002112034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112277895121 (or 112277895118 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 2021002112034 its reverse (4302112001202), we get a palindrome (6323114113236).

The spelling of 2021002112034 in words is "two trillion, twenty-one billion, two million, one hundred twelve thousand, thirty-four".