20011112001022 has 8 divisors (see below), whose sum is σ = 30017151213696. Its totient is φ = 10005394929792.

The previous prime is 20011112000959. The next prime is 20011112001121. The reversal of 20011112001022 is 22010021111002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 20011112000993 and 20011112001011.

It is a congruent number.

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, 80380003 + ... + 80628574.

It is an arithmetic number, because the mean of its divisors is an integer number (3752143901712).

Almost surely, 2^{20011112001022} is an apocalyptic number.

20011112001022 is a deficient number, since it is larger than the sum of its proper divisors (10006039212674).

20011112001022 is a wasteful number, since it uses less digits than its factorization.

20011112001022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161070722.

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

Adding to 20011112001022 its reverse (22010021111002), we get a palindrome (42021133112024).

The spelling of 20011112001022 in words is "twenty trillion, eleven billion, one hundred twelve million, one thousand, twenty-two".