102012202121202 has 48 divisors (see below), whose sum is σ = 221092355772288. Its totient is φ = 33993927142560.

The previous prime is 102012202121189. The next prime is 102012202121233. The reversal of 102012202121202 is 202121202210201.

It is a happy number.

102012202121202 is a `hidden beast` number, since 1 + 0 + 201 + 220 + 21 + 21 + 202 = 666.

102012202121202 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2065375927 + ... + 2065425317.

It is an arithmetic number, because the mean of its divisors is an integer number (4606090745256).

Almost surely, 2^{102012202121202} is an apocalyptic number.

102012202121202 is an abundant number, since it is smaller than the sum of its proper divisors (119080153651086).

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

102012202121202 is a wasteful number, since it uses less digits than its factorization.

102012202121202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81295 (or 81292 counting only the distinct ones).

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

Adding to 102012202121202 its reverse (202121202210201), we get a palindrome (304133404331403).

The spelling of 102012202121202 in words is "one hundred two trillion, twelve billion, two hundred two million, one hundred twenty-one thousand, two hundred two".