20120011120012 has 6 divisors (see below), whose sum is σ = 35210019460028. Its totient is φ = 10060005560004.

The previous prime is 20120011119899. The next prime is 20120011120019. The reversal of 20120011120012 is 21002111002102.

It is a junction number, because it is equal to n+sod(n) for n = 20120011119974 and 20120011120001.

It is not an unprimeable number, because it can be changed into a prime (20120011120019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2515001389998 + ... + 2515001390005.

Almost surely, 2^{20120011120012} is an apocalyptic number.

It is an amenable number.

20120011120012 is a deficient number, since it is larger than the sum of its proper divisors (15090008340016).

20120011120012 is a wasteful number, since it uses less digits than its factorization.

20120011120012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5030002780007 (or 5030002780005 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 20120011120012 its reverse (21002111002102), we get a palindrome (41122122122114).

The spelling of 20120011120012 in words is "twenty trillion, one hundred twenty billion, eleven million, one hundred twenty thousand, twelve".