2021002102010 has 32 divisors (see below), whose sum is σ = 3659041693440. Its totient is φ = 803691649728.

The previous prime is 2021002102001. The next prime is 2021002102027. The reversal of 2021002102010 is 102012001202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2021002101982 and 2021002102000.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 917999 + ... + 2210141.

It is an arithmetic number, because the mean of its divisors is an integer number (114345052920).

Almost surely, 2^{2021002102010} is an apocalyptic number.

2021002102010 is a deficient number, since it is larger than the sum of its proper divisors (1638039591430).

2021002102010 is a wasteful number, since it uses less digits than its factorization.

2021002102010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1293062.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 2021002102010 its reverse (102012001202), we get a palindrome (2123014103212).

The spelling of 2021002102010 in words is "two trillion, twenty-one billion, two million, one hundred two thousand, ten".