10121133212 has 48 divisors (see below), whose sum is σ = 18314553600. Its totient is φ = 4892133120.

The previous prime is 10121133193. The next prime is 10121133221. The reversal of 10121133212 is 21233112101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3274964 + ... + 3278052.

It is an arithmetic number, because the mean of its divisors is an integer number (381553200).

Almost surely, 2^10121133212 is an apocalyptic number.

It is an amenable number.

10121133212 is a deficient number, since it is larger than the sum of its proper divisors (8193420388).

10121133212 is a wasteful number, since it uses less digits than its factorization.

10121133212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3386 (or 3384 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 10121133212 its reverse (21233112101), we get a palindrome (31354245313).

The spelling of 10121133212 in words is "ten billion, one hundred twenty-one million, one hundred thirty-three thousand, two hundred twelve".