100210202202121 has 8 divisors (see below), whose sum is σ = 109321672378464. Its totient is φ = 91098973991520.

The previous prime is 100210202202101. The next prime is 100210202202181. The reversal of 100210202202121 is 121202202012001.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-100210202202121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100210202202095 and 100210202202104.

It is not an unprimeable number, because it can be changed into a prime (100210202202101) 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, 59624940 + ... + 61282573.

It is an arithmetic number, because the mean of its divisors is an integer number (13665209047308).

Almost surely, 2^{100210202202121} is an apocalyptic number.

100210202202121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

100210202202121 is a deficient number, since it is larger than the sum of its proper divisors (9111470176343).

100210202202121 is a wasteful number, since it uses less digits than its factorization.

100210202202121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120982871.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 100210202202121 its reverse (121202202012001), we get a palindrome (221412404214122).

The spelling of 100210202202121 in words is "one hundred trillion, two hundred ten billion, two hundred two million, two hundred two thousand, one hundred twenty-one".