1202012001101 has 4 divisors (see below), whose sum is σ = 1202604419100. Its totient is φ = 1201419583104.

The previous prime is 1202012001019. The next prime is 1202012001103. The reversal of 1202012001101 is 1011002102021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 675233619076 + 526778382025 = 821726^2 + 725795^2 .

It is a cyclic number.

It is not a de Polignac number, because 1202012001101 - 2¹⁴ = 1202011984717 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202012001103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 296205956 + ... + 296210013.

It is an arithmetic number, because the mean of its divisors is an integer number (300651104775).

Almost surely, 2^{1202012001101} is an apocalyptic number.

It is an amenable number.

1202012001101 is a deficient number, since it is larger than the sum of its proper divisors (592417999).

1202012001101 is an equidigital number, since it uses as much as digits as its factorization.

1202012001101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592417998.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1202012001101 its reverse (1011002102021), we get a palindrome (2213014103122).

The spelling of 1202012001101 in words is "one trillion, two hundred two billion, twelve million, one thousand, one hundred one".