20130201124 has 12 divisors (see below), whose sum is σ = 38430384048. Its totient is φ = 9150091400.

The previous prime is 20130201107. The next prime is 20130201139. The reversal of 20130201124 is 42110203102.

It is a junction number, because it is equal to n+sod(n) for n = 20130201098 and 20130201107.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 228752242 + ... + 228752329.

It is an arithmetic number, because the mean of its divisors is an integer number (3202532004).

Almost surely, 2^20130201124 is an apocalyptic number.

It is an amenable number.

20130201124 is a deficient number, since it is larger than the sum of its proper divisors (18300182924).

20130201124 is a wasteful number, since it uses less digits than its factorization.

20130201124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 457504586 (or 457504584 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 20130201124 its reverse (42110203102), we get a palindrome (62240404226).

The spelling of 20130201124 in words is "twenty billion, one hundred thirty million, two hundred one thousand, one hundred twenty-four".