10021211020134 has 24 divisors (see below), whose sum is σ = 21712690071072. Its totient is φ = 3340393489680.

The previous prime is 10021211020133. The next prime is 10021211020217. The reversal of 10021211020134 is 43102011212001.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021211020133) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7371667 + ... + 8624609.

It is an arithmetic number, because the mean of its divisors is an integer number (904695419628).

Almost surely, 2^{10021211020134} is an apocalyptic number.

10021211020134 is an abundant number, since it is smaller than the sum of its proper divisors (11691479050938).

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

10021211020134 is a wasteful number, since it uses less digits than its factorization.

10021211020134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1697292 (or 1697289 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 10021211020134 its reverse (43102011212001), we get a palindrome (53123222232135).

The spelling of 10021211020134 in words is "ten trillion, twenty-one billion, two hundred eleven million, twenty thousand, one hundred thirty-four".