1212010101011 has 8 divisors (see below), whose sum is σ = 1253828619120. Its totient is φ = 1170193254048.

The previous prime is 1212010100941. The next prime is 1212010101041. The reversal of 1212010101011 is 1101010102121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1212010101011 - 2¹⁴ = 1212010084627 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1212010100983 and 1212010101001.

It is not an unprimeable number, because it can be changed into a prime (1212010101041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1158620 + ... + 1940726.

It is an arithmetic number, because the mean of its divisors is an integer number (156728577390).

Almost surely, 2^{1212010101011} is an apocalyptic number.

1212010101011 is a deficient number, since it is larger than the sum of its proper divisors (41818518109).

1212010101011 is an equidigital number, since it uses as much as digits as its factorization.

1212010101011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 835573.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1212010101011 its reverse (1101010102121), we get a palindrome (2313020203132).

The spelling of 1212010101011 in words is "one trillion, two hundred twelve billion, ten million, one hundred one thousand, eleven".