1220102101002 has 16 divisors (see below), whose sum is σ = 2440982117952. Its totient is φ = 406571047680.

The previous prime is 1220102100961. The next prime is 1220102101069. The reversal of 1220102101002 is 2001012010221.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32392774 + ... + 32430417.

It is an arithmetic number, because the mean of its divisors is an integer number (152561382372).

Almost surely, 2^{1220102101002} is an apocalyptic number.

1220102101002 is an abundant number, since it is smaller than the sum of its proper divisors (1220880016950).

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

1220102101002 is a wasteful number, since it uses less digits than its factorization.

1220102101002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64826333.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1220102101002 its reverse (2001012010221), we get a palindrome (3221114111223).

The spelling of 1220102101002 in words is "one trillion, two hundred twenty billion, one hundred two million, one hundred one thousand, two".