2123230103220 has 48 divisors (see below), whose sum is σ = 5946058577088. Its totient is φ = 566098095360.

The previous prime is 2123230103207. The next prime is 2123230103233. The reversal of 2123230103220 is 223010323212.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2123230103207) and next prime (2123230103233).

It is a super-2 number, since 2×2123230103220² (a number of 25 digits) contains 22 as substring.

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, 2663761 + ... + 3367800.

It is an arithmetic number, because the mean of its divisors is an integer number (123876220356).

Almost surely, 2^{2123230103220} is an apocalyptic number.

2123230103220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2123230103220 is an abundant number, since it is smaller than the sum of its proper divisors (3822828473868).

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

2123230103220 is a wasteful number, since it uses less digits than its factorization.

2123230103220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6037440 (or 6037438 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 2123230103220 its reverse (223010323212), we get a palindrome (2346240426432).

The spelling of 2123230103220 in words is "two trillion, one hundred twenty-three billion, two hundred thirty million, one hundred three thousand, two hundred twenty".