20012220010010 has 32 divisors (see below), whose sum is σ = 36192738460032. Its totient is φ = 7967033380800.

The previous prime is 20012220010009. The next prime is 20012220010039. The reversal of 20012220010010 is 1001002221002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20012220009973 and 20012220010000.

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, 3691916 + ... + 7324935.

It is an arithmetic number, because the mean of its divisors is an integer number (1131023076876).

Almost surely, 2^{20012220010010} is an apocalyptic number.

20012220010010 is a deficient number, since it is larger than the sum of its proper divisors (16180518450022).

20012220010010 is a wasteful number, since it uses less digits than its factorization.

20012220010010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11017718.

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

Adding to 20012220010010 its reverse (1001002221002), we get a palindrome (21013222231012).

It can be divided in two parts, 20012 and 220010010, that added together give a palindrome (220030022).

The spelling of 20012220010010 in words is "twenty trillion, twelve billion, two hundred twenty million, ten thousand, ten".