2120202001010 has 16 divisors (see below), whose sum is σ = 3837448486872. Its totient is φ = 843395270400.

The previous prime is 2120202000989. The next prime is 2120202001013. The reversal of 2120202001010 is 101002020212.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 372049981681 + 1748152019329 = 609959^2 + 1322177^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2120202000982 and 2120202001000.

It is not an unprimeable number, because it can be changed into a prime (2120202001013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 585689351 + ... + 585692970.

Almost surely, 2^{2120202001010} is an apocalyptic number.

2120202001010 is a deficient number, since it is larger than the sum of its proper divisors (1717246485862).

2120202001010 is a wasteful number, since it uses less digits than its factorization.

2120202001010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1171382509.

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

Adding to 2120202001010 its reverse (101002020212), we get a palindrome (2221204021222).

The spelling of 2120202001010 in words is "two trillion, one hundred twenty billion, two hundred two million, one thousand, ten".