202122101011010 has 32 divisors (see below), whose sum is σ = 366216693663600. Its totient is φ = 80317925517312.

The previous prime is 202122101010997. The next prime is 202122101011027. The reversal of 202122101011010 is 10110101221202.

It can be written as a sum of positive squares in 8 ways, for example, as 994310116801 + 201127790894209 = 997151^2 + 14181953^2 .

It is a Curzon number.

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, 107328035 + ... + 109195014.

Almost surely, 2^{202122101011010} is an apocalyptic number.

202122101011010 is a deficient number, since it is larger than the sum of its proper divisors (164094592652590).

202122101011010 is a wasteful number, since it uses less digits than its factorization.

202122101011010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216523670.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 202122101011010 its reverse (10110101221202), we get a palindrome (212232202232212).

The spelling of 202122101011010 in words is "two hundred two trillion, one hundred twenty-two billion, one hundred one million, eleven thousand, ten".