20012012100201 has 32 divisors (see below), whose sum is σ = 29135461994496. Its totient is φ = 12117213864000.

The previous prime is 20012012100163. The next prime is 20012012100221. The reversal of 20012012100201 is 10200121021002.

It is not a de Polignac number, because 20012012100201 - 2⁹ = 20012012099689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20012012100221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 155138391 + ... + 155267331.

It is an arithmetic number, because the mean of its divisors is an integer number (910483187328).

Almost surely, 2^{20012012100201} is an apocalyptic number.

It is an amenable number.

20012012100201 is a deficient number, since it is larger than the sum of its proper divisors (9123449894295).

20012012100201 is a wasteful number, since it uses less digits than its factorization.

20012012100201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133293.

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

Adding to 20012012100201 its reverse (10200121021002), we get a palindrome (30212133121203).

It can be divided in two parts, 200120 and 12100201, that added together give a palindrome (12300321).

The spelling of 20012012100201 in words is "twenty trillion, twelve billion, twelve million, one hundred thousand, two hundred one".