20102012011201 has 2 divisors, whose sum is σ = 20102012011202. Its totient is φ = 20102012011200.

The previous prime is 20102012011183. The next prime is 20102012011271. The reversal of 20102012011201 is 10211021020102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18483112041601 + 1618899969600 = 4299199^2 + 1272360^2 .

It is a cyclic number.

It is not a de Polignac number, because 20102012011201 - 2¹⁷ = 20102011880129 is a prime.

It is a super-3 number, since 3×20102012011201³ (a number of 41 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (20102012011271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10051006005600 + 10051006005601.

It is an arithmetic number, because the mean of its divisors is an integer number (10051006005601).

Almost surely, 2^{20102012011201} is an apocalyptic number.

It is an amenable number.

20102012011201 is a deficient number, since it is larger than the sum of its proper divisors (1).

20102012011201 is an equidigital number, since it uses as much as digits as its factorization.

20102012011201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20102012011201 its reverse (10211021020102), we get a palindrome (30313033031303).

The spelling of 20102012011201 in words is "twenty trillion, one hundred two billion, twelve million, eleven thousand, two hundred one".