20100101122 has 8 divisors (see below), whose sum is σ = 30791644416. Its totient is φ = 9836219652.

The previous prime is 20100101117. The next prime is 20100101141. The reversal of 20100101122 is 22110100102.

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

It is a super-2 number, since 2×20100101122² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20100101099 and 20100101108.

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, 106915338 + ... + 106915525.

It is an arithmetic number, because the mean of its divisors is an integer number (3848955552).

Almost surely, 2^20100101122 is an apocalyptic number.

20100101122 is a deficient number, since it is larger than the sum of its proper divisors (10691543294).

20100101122 is a wasteful number, since it uses less digits than its factorization.

20100101122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213830912.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 20100101122 its reverse (22110100102), we get a palindrome (42210201224).

The spelling of 20100101122 in words is "twenty billion, one hundred million, one hundred one thousand, one hundred twenty-two".