2102223121030 has 32 divisors (see below), whose sum is σ = 4054862143584. Its totient is φ = 781889926656.

The previous prime is 2102223121027. The next prime is 2102223121039. The reversal of 2102223121030 is 301213222012.

It is a super-2 number, since 2×2102223121030² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2102223120989 and 2102223121007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102223121039) 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, 74479977 + ... + 74508196.

It is an arithmetic number, because the mean of its divisors is an integer number (126714441987).

Almost surely, 2^{2102223121030} is an apocalyptic number.

2102223121030 is a deficient number, since it is larger than the sum of its proper divisors (1952639022554).

2102223121030 is a wasteful number, since it uses less digits than its factorization.

2102223121030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148988280.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 2102223121030 its reverse (301213222012), we get a palindrome (2403436343042).

The spelling of 2102223121030 in words is "two trillion, one hundred two billion, two hundred twenty-three million, one hundred twenty-one thousand, thirty".