20010201211012 has 6 divisors (see below), whose sum is σ = 35017852119278. Its totient is φ = 10005100605504.

The previous prime is 20010201211001. The next prime is 20010201211037. The reversal of 20010201211012 is 21011210201002.

It can be written as a sum of positive squares in only one way, i.e., 15887287204996 + 4122914006016 = 3985886^2 + 2030496^2 .

It is a super-2 number, since 2×20010201211012² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20010201210983 and 20010201211001.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2501275151373 + ... + 2501275151380.

Almost surely, 2^{20010201211012} is an apocalyptic number.

It is an amenable number.

20010201211012 is a deficient number, since it is larger than the sum of its proper divisors (15007650908266).

20010201211012 is a wasteful number, since it uses less digits than its factorization.

20010201211012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5002550302757 (or 5002550302755 counting only the distinct ones).

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

Adding to 20010201211012 its reverse (21011210201002), we get a palindrome (41021411412014).

The spelling of 20010201211012 in words is "twenty trillion, ten billion, two hundred one million, two hundred eleven thousand, twelve".