2102210121010 has 32 divisors (see below), whose sum is σ = 3919373402112. Its totient is φ = 810981387840.

The previous prime is 2102210121007. The next prime is 2102210121013. The reversal of 2102210121010 is 101210122012.

It is an interprime number because it is at equal distance from previous prime (2102210121007) and next prime (2102210121013).

It is not an unprimeable number, because it can be changed into a prime (2102210121013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11481394 + ... + 11663053.

It is an arithmetic number, because the mean of its divisors is an integer number (122480418816).

Almost surely, 2^{2102210121010} is an apocalyptic number.

2102210121010 is a deficient number, since it is larger than the sum of its proper divisors (1817163281102).

2102210121010 is a wasteful number, since it uses less digits than its factorization.

2102210121010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23144778.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2102210121010 its reverse (101210122012), we get a palindrome (2203420243022).

The spelling of 2102210121010 in words is "two trillion, one hundred two billion, two hundred ten million, one hundred twenty-one thousand, ten".