2021220010010 has 32 divisors (see below), whose sum is σ = 3824089304832. Its totient is φ = 767691548800.

The previous prime is 2021220010009. The next prime is 2021220010031. The reversal of 2021220010010 is 100100221202.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2021220009973 and 2021220010000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32041166 + ... + 32104185.

It is an arithmetic number, because the mean of its divisors is an integer number (119502790776).

Almost surely, 2^{2021220010010} is an apocalyptic number.

2021220010010 is a deficient number, since it is larger than the sum of its proper divisors (1802869294822).

2021220010010 is a wasteful number, since it uses less digits than its factorization.

2021220010010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64145518.

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

Adding to 2021220010010 its reverse (100100221202), we get a palindrome (2121320231212).

The spelling of 2021220010010 in words is "two trillion, twenty-one billion, two hundred twenty million, ten thousand, ten".