20020101200102 has 8 divisors (see below), whose sum is σ = 30762594527112. Its totient is φ = 9765903024400.

The previous prime is 20020101200083. The next prime is 20020101200117. The reversal of 20020101200102 is 20100210102002.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122073787724 + ... + 122073787887.

It is an arithmetic number, because the mean of its divisors is an integer number (3845324315889).

Almost surely, 2^{20020101200102} is an apocalyptic number.

20020101200102 is a deficient number, since it is larger than the sum of its proper divisors (10742493327010).

20020101200102 is a wasteful number, since it uses less digits than its factorization.

20020101200102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244147575654.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20020101200102 its reverse (20100210102002), we get a palindrome (40120311302104).

The spelling of 20020101200102 in words is "twenty trillion, twenty billion, one hundred one million, two hundred thousand, one hundred two".