10211210121011 has 8 divisors (see below), whose sum is σ = 10811962404720. Its totient is φ = 9610468155648.

The previous prime is 10211210120987. The next prime is 10211210121037. The reversal of 10211210121011 is 11012101211201.

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 10211210121011 - 2¹⁸ = 10211209858867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10211210127011) 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, 493946 + ... + 4546031.

It is an arithmetic number, because the mean of its divisors is an integer number (1351495300590).

Almost surely, 2^{10211210121011} is an apocalyptic number.

10211210121011 is a deficient number, since it is larger than the sum of its proper divisors (600752283709).

10211210121011 is a wasteful number, since it uses less digits than its factorization.

10211210121011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5159173.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 10211210121011 its reverse (11012101211201), we get a palindrome (21223311332212).

The spelling of 10211210121011 in words is "ten trillion, two hundred eleven billion, two hundred ten million, one hundred twenty-one thousand, eleven".