2123021031334 has 16 divisors (see below), whose sum is σ = 3639495610368. Its totient is φ = 909858409992.

The previous prime is 2123021031293. The next prime is 2123021031379. The reversal of 2123021031334 is 4331301203212.

It is a junction number, because it is equal to n+sod(n) for n = 2123021031299 and 2123021031308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1249437 + ... + 2409799.

It is an arithmetic number, because the mean of its divisors is an integer number (227468475648).

Almost surely, 2^{2123021031334} is an apocalyptic number.

2123021031334 is a deficient number, since it is larger than the sum of its proper divisors (1516474579034).

2123021031334 is a wasteful number, since it uses less digits than its factorization.

2123021031334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1291059.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 2123021031334 its reverse (4331301203212), we get a palindrome (6454322234546).

The spelling of 2123021031334 in words is "two trillion, one hundred twenty-three billion, twenty-one million, thirty-one thousand, three hundred thirty-four".