1000201212011 has 16 divisors (see below), whose sum is σ = 1007541849600. Its totient is φ = 992893876128.

The previous prime is 1000201212001. The next prime is 1000201212013. The reversal of 1000201212011 is 1102121020001.

It is a cyclic number.

It is not a de Polignac number, because 1000201212011 - 2²² = 1000197017707 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1000201211983 and 1000201212001.

It is not an unprimeable number, because it can be changed into a prime (1000201212013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92034800 + ... + 92045666.

It is an arithmetic number, because the mean of its divisors is an integer number (62971365600).

Almost surely, 2^{1000201212011} is an apocalyptic number.

1000201212011 is a deficient number, since it is larger than the sum of its proper divisors (7340637589).

1000201212011 is a wasteful number, since it uses less digits than its factorization.

1000201212011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12338.

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

Adding to 1000201212011 its reverse (1102121020001), we get a palindrome (2102322232012).

The spelling of 1000201212011 in words is "one trillion, two hundred one million, two hundred twelve thousand, eleven".