2123112020029 has 32 divisors (see below), whose sum is σ = 2868768919296. Its totient is φ = 1517386590720.

The previous prime is 2123112020021. The next prime is 2123112020033. The reversal of 2123112020029 is 9200202113212.

It is not a de Polignac number, because 2123112020029 - 2³ = 2123112020021 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2123112019985 and 2123112020012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2123112020021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6597592 + ... + 6911905.

It is an arithmetic number, because the mean of its divisors is an integer number (89649028728).

Almost surely, 2^{2123112020029} is an apocalyptic number.

It is an amenable number.

2123112020029 is a deficient number, since it is larger than the sum of its proper divisors (745656899267).

2123112020029 is a wasteful number, since it uses less digits than its factorization.

2123112020029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13509685.

The product of its (nonzero) digits is 864, while the sum is 25.

The spelling of 2123112020029 in words is "two trillion, one hundred twenty-three billion, one hundred twelve million, twenty thousand, twenty-nine".