2102121202010 has 32 divisors (see below), whose sum is σ = 3844307138112. Its totient is φ = 827485327360.

The previous prime is 2102121202009. The next prime is 2102121202021. The reversal of 2102121202010 is 102021212012.

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, 4714076 + ... + 5140695.

It is an arithmetic number, because the mean of its divisors is an integer number (120134598066).

Almost surely, 2^{2102121202010} is an apocalyptic number.

2102121202010 is a deficient number, since it is larger than the sum of its proper divisors (1742185936102).

2102121202010 is a wasteful number, since it uses less digits than its factorization.

2102121202010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9855118.

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

Adding to 2102121202010 its reverse (102021212012), we get a palindrome (2204142414022).

The spelling of 2102121202010 in words is "two trillion, one hundred two billion, one hundred twenty-one million, two hundred two thousand, ten".