101222001121021 has 8 divisors (see below), whose sum is σ = 110426326166304. Its totient is φ = 92018063566320.

The previous prime is 101222001121019. The next prime is 101222001121027. The reversal of 101222001121021 is 120121100222101.

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 101222001121021 - 2¹ = 101222001121019 is a prime.

It is a super-3 number, since 3×101222001121021³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101222001120986 and 101222001121004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101222001121027) 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, 96326310 + ... + 97371463.

It is an arithmetic number, because the mean of its divisors is an integer number (13803290770788).

Almost surely, 2^{101222001121021} is an apocalyptic number.

101222001121021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

101222001121021 is a deficient number, since it is larger than the sum of its proper divisors (9204325045283).

101222001121021 is a wasteful number, since it uses less digits than its factorization.

101222001121021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 193745291.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 101222001121021 its reverse (120121100222101), we get a palindrome (221343101343122).

The spelling of 101222001121021 in words is "one hundred one trillion, two hundred twenty-two billion, one million, one hundred twenty-one thousand, twenty-one".