1002020010122 has 8 divisors (see below), whose sum is σ = 1539689283972. Its totient is φ = 488790248800.

The previous prime is 1002020010077. The next prime is 1002020010137. The reversal of 1002020010122 is 2210100202001.

It is a happy number.

1002020010122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 958834598401 + 43185411721 = 979201^2 + 207811^2 .

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

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, 6109878029 + ... + 6109878192.

Almost surely, 2^{1002020010122} is an apocalyptic number.

1002020010122 is a deficient number, since it is larger than the sum of its proper divisors (537669273850).

1002020010122 is a wasteful number, since it uses less digits than its factorization.

1002020010122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12219756264.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1002020010122 its reverse (2210100202001), we get a palindrome (3212120212123).

The spelling of 1002020010122 in words is "one trillion, two billion, twenty million, ten thousand, one hundred twenty-two".