101012002002122 has 4 divisors (see below), whose sum is σ = 151518003003186. Its totient is φ = 50506001001060.

The previous prime is 101012002002103. The next prime is 101012002002217. The reversal of 101012002002122 is 221200200210101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 95505841198681 + 5506160803441 = 9772709^2 + 2346521^2 .

It is a junction number, because it is equal to n+sod(n) for n = 101012002002097 and 101012002002106.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25253000500529 + ... + 25253000500532.

Almost surely, 2^{101012002002122} is an apocalyptic number.

101012002002122 is a deficient number, since it is larger than the sum of its proper divisors (50506001001064).

101012002002122 is an equidigital number, since it uses as much as digits as its factorization.

101012002002122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50506001001063.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 101012002002122 its reverse (221200200210101), we get a palindrome (322212202212223).

The spelling of 101012002002122 in words is "one hundred one trillion, twelve billion, two million, two thousand, one hundred twenty-two".