20240211123 has 32 divisors (see below), whose sum is σ = 32907409920. Its totient is φ = 12193310880.

The previous prime is 20240211119. The next prime is 20240211127. The reversal of 20240211123 is 32111204202.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (20240211119) and next prime (20240211127).

It is not a de Polignac number, because 20240211123 - 2² = 20240211119 is a prime.

It is a super-2 number, since 2×20240211123² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20240211096 and 20240211105.

It is not an unprimeable number, because it can be changed into a prime (20240211127) 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, 154440 + ... + 253637.

It is an arithmetic number, because the mean of its divisors is an integer number (1028356560).

Almost surely, 2^20240211123 is an apocalyptic number.

20240211123 is a deficient number, since it is larger than the sum of its proper divisors (12667198797).

20240211123 is a wasteful number, since it uses less digits than its factorization.

20240211123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408264 (or 408258 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 20240211123 its reverse (32111204202), we get a palindrome (52351415325).

The spelling of 20240211123 in words is "twenty billion, two hundred forty million, two hundred eleven thousand, one hundred twenty-three".