10202121112012 has 6 divisors (see below), whose sum is σ = 17853711946028. Its totient is φ = 5101060556004.

The previous prime is 10202121111979. The next prime is 10202121112037. The reversal of 10202121112012 is 21021112120201.

10202121112012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1275265138998 + ... + 1275265139005.

Almost surely, 2^{10202121112012} is an apocalyptic number.

It is an amenable number.

10202121112012 is a deficient number, since it is larger than the sum of its proper divisors (7651590834016).

10202121112012 is a wasteful number, since it uses less digits than its factorization.

10202121112012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2550530278007 (or 2550530278005 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 10202121112012 its reverse (21021112120201), we get a palindrome (31223233232213).

The spelling of 10202121112012 in words is "ten trillion, two hundred two billion, one hundred twenty-one million, one hundred twelve thousand, twelve".