101212201011 has 32 divisors (see below), whose sum is σ = 145646399808. Its totient is φ = 62289285120.

The previous prime is 101212201001. The next prime is 101212201019. The reversal of 101212201011 is 110102212101.

It is not a de Polignac number, because 101212201011 - 2²⁹ = 100675330099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101212201019) 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, 598765 + ... + 748961.

It is an arithmetic number, because the mean of its divisors is an integer number (4551449994).

Almost surely, 2^101212201011 is an apocalyptic number.

101212201011 is a deficient number, since it is larger than the sum of its proper divisors (44434198797).

101212201011 is a wasteful number, since it uses less digits than its factorization.

101212201011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150471.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 101212201011 its reverse (110102212101), we get a palindrome (211314413112).

The spelling of 101212201011 in words is "one hundred one billion, two hundred twelve million, two hundred one thousand, eleven".