1012220210001 has 192 divisors, whose sum is σ = 1880864294400. Its totient is φ = 470826639360.

The previous prime is 1012220209999. The next prime is 1012220210069. The reversal of 1012220210001 is 1000120222101.

It is not a de Polignac number, because 1012220210001 - 2¹ = 1012220209999 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1012220210801) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 475442905 + ... + 475445033.

It is an arithmetic number, because the mean of its divisors is an integer number (9796168200).

Almost surely, 2^{1012220210001} is an apocalyptic number.

1012220210001 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1012220210001 is a deficient number, since it is larger than the sum of its proper divisors (868644084399).

1012220210001 is a wasteful number, since it uses less digits than its factorization.

1012220210001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2600 (or 2589 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1012220210001 its reverse (1000120222101), we get a palindrome (2012340432102).

It can be divided in two parts, 1012220 and 210001, that added together give a palindrome (1222221).

The spelling of 1012220210001 in words is "one trillion, twelve billion, two hundred twenty million, two hundred ten thousand, one".