101211020021211 has 8 divisors (see below), whose sum is σ = 140815332203520. Its totient is φ = 64540360593192.

The previous prime is 101211020021207. The next prime is 101211020021219. The reversal of 101211020021211 is 112120020112101.

It is a happy number.

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

It is not a de Polignac number, because 101211020021211 - 2² = 101211020021207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101211020021219) 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, 733413188491 + ... + 733413188628.

It is an arithmetic number, because the mean of its divisors is an integer number (17601916525440).

Almost surely, 2^{101211020021211} is an apocalyptic number.

101211020021211 is a deficient number, since it is larger than the sum of its proper divisors (39604312182309).

101211020021211 is a wasteful number, since it uses less digits than its factorization.

101211020021211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1466826377145.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 101211020021211 its reverse (112120020112101), we get a palindrome (213331040133312).

The spelling of 101211020021211 in words is "one hundred one trillion, two hundred eleven billion, twenty million, twenty-one thousand, two hundred eleven".