122221001011002 has 32 divisors (see below), whose sum is σ = 260796675737664. Its totient is φ = 38051142355200.

The previous prime is 122221001010991. The next prime is 122221001011007. The reversal of 122221001011002 is 200110100122221.

It is a super-2 number, since 2×122221001011002² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (122221001011007) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4573441249 + ... + 4573467972.

It is an arithmetic number, because the mean of its divisors is an integer number (8149896116802).

Almost surely, 2^{122221001011002} is an apocalyptic number.

122221001011002 is an abundant number, since it is smaller than the sum of its proper divisors (138575674726662).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122221001011002 is a wasteful number, since it uses less digits than its factorization.

122221001011002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9146909374.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 122221001011002 its reverse (200110100122221), we get a palindrome (322331101133223).

The spelling of 122221001011002 in words is "one hundred twenty-two trillion, two hundred twenty-one billion, one million, eleven thousand, two".