101222021122002 has 24 divisors (see below), whose sum is σ = 239252049925200. Its totient is φ = 30673339733880.

The previous prime is 101222021121971. The next prime is 101222021122003. The reversal of 101222021122002 is 200221120222101.

It is a happy number.

101222021122002 is a `hidden beast` number, since 1 + 0 + 12 + 220 + 211 + 220 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (101222021122003) 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, 255611164252 + ... + 255611164647.

It is an arithmetic number, because the mean of its divisors is an integer number (9968835413550).

Almost surely, 2^{101222021122002} is an apocalyptic number.

101222021122002 is an abundant number, since it is smaller than the sum of its proper divisors (138030028803198).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101222021122002 is a wasteful number, since it uses less digits than its factorization.

101222021122002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511222328918 (or 511222328915 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 101222021122002 its reverse (200221120222101), we get a palindrome (301443141344103).

The spelling of 101222021122002 in words is "one hundred one trillion, two hundred twenty-two billion, twenty-one million, one hundred twenty-two thousand, two".