101020012202121 has 8 divisors (see below), whose sum is σ = 134701038088320. Its totient is φ = 67342830558672.

The previous prime is 101020012202111. The next prime is 101020012202159. The reversal of 101020012202121 is 121202210020101.

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

It is not a de Polignac number, because 101020012202121 - 2¹³ = 101020012193929 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101020012202121.

It is not an unprimeable number, because it can be changed into a prime (101020012202111) 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, 960999370 + ... + 961104483.

It is an arithmetic number, because the mean of its divisors is an integer number (16837629761040).

Almost surely, 2^{101020012202121} is an apocalyptic number.

It is an amenable number.

101020012202121 is a deficient number, since it is larger than the sum of its proper divisors (33681025886199).

101020012202121 is a wasteful number, since it uses less digits than its factorization.

101020012202121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1922121375.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 101020012202121 its reverse (121202210020101), we get a palindrome (222222222222222).

The spelling of 101020012202121 in words is "one hundred one trillion, twenty billion, twelve million, two hundred two thousand, one hundred twenty-one".