102021010200212 has 6 divisors (see below), whose sum is σ = 178536767850378. Its totient is φ = 51010505100104.

The previous prime is 102021010200149. The next prime is 102021010200223. The reversal of 102021010200212 is 212002010120201.

It can be written as a sum of positive squares in only one way, i.e., 59041919647876 + 42979090552336 = 7683874^2 + 6555844^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12752626275023 + ... + 12752626275030.

It is an arithmetic number, because the mean of its divisors is an integer number (29756127975063).

Almost surely, 2^{102021010200212} is an apocalyptic number.

It is an amenable number.

102021010200212 is a deficient number, since it is larger than the sum of its proper divisors (76515757650166).

102021010200212 is a wasteful number, since it uses less digits than its factorization.

102021010200212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25505252550057 (or 25505252550055 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 102021010200212 its reverse (212002010120201), we get a palindrome (314023020320413).

The spelling of 102021010200212 in words is "one hundred two trillion, twenty-one billion, ten million, two hundred thousand, two hundred twelve".