1031211101002 has 8 divisors (see below), whose sum is σ = 1547291581956. Its totient is φ = 515447240352.

The previous prime is 1031211100979. The next prime is 1031211101017. The reversal of 1031211101002 is 2001011121301.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 711625529241 + 319585571761 = 843579^2 + 565319^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 79146933 + ... + 79159960.

Almost surely, 2^{1031211101002} is an apocalyptic number.

1031211101002 is a deficient number, since it is larger than the sum of its proper divisors (516080480954).

1031211101002 is a wasteful number, since it uses less digits than its factorization.

1031211101002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 158310152.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 1031211101002 its reverse (2001011121301), we get a palindrome (3032222222303).

The spelling of 1031211101002 in words is "one trillion, thirty-one billion, two hundred eleven million, one hundred one thousand, two".