1021010022002 has 32 divisors (see below), whose sum is σ = 1589111758080. Its totient is φ = 491414297920.

The previous prime is 1021010021981. The next prime is 1021010022007. The reversal of 1021010022002 is 2002200101201.

It is a happy number.

It is a super-2 number, since 2×1021010022002² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1021010022007) 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, 32684963 + ... + 32716185.

It is an arithmetic number, because the mean of its divisors is an integer number (49659742440).

Almost surely, 2^{1021010022002} is an apocalyptic number.

1021010022002 is a deficient number, since it is larger than the sum of its proper divisors (568101736078).

1021010022002 is a wasteful number, since it uses less digits than its factorization.

1021010022002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32938.

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

Adding to 1021010022002 its reverse (2002200101201), we get a palindrome (3023210123203).

The spelling of 1021010022002 in words is "one trillion, twenty-one billion, ten million, twenty-two thousand, two".