101021110010121 has 12 divisors (see below), whose sum is σ = 156685803281232. Its totient is φ = 57726348577128.

The previous prime is 101021110010083. The next prime is 101021110010129. The reversal of 101021110010121 is 121010011120101.

It is not a de Polignac number, because 101021110010121 - 2¹⁸ = 101021109747977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101021110010097 and 101021110010106.

It is not an unprimeable number, because it can be changed into a prime (101021110010129) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 343609217575 + ... + 343609217868.

It is an arithmetic number, because the mean of its divisors is an integer number (13057150273436).

Almost surely, 2^{101021110010121} is an apocalyptic number.

It is an amenable number.

101021110010121 is a deficient number, since it is larger than the sum of its proper divisors (55664693271111).

101021110010121 is an equidigital number, since it uses as much as digits as its factorization.

101021110010121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 687218435460 (or 687218435453 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 101021110010121 its reverse (121010011120101), we get a palindrome (222031121130222).

The spelling of 101021110010121 in words is "one hundred one trillion, twenty-one billion, one hundred ten million, ten thousand, one hundred twenty-one".